SELECT 
  cscart_settings_objects.object_id as object_id, 
  name, 
  section_id, 
  section_tab_id, 
  type, 
  position, 
  is_global, 
  cscart_settings_objects.name as description, 
  IF(
    cscart_settings_vendor_values.value IS NULL, 
    cscart_settings_objects.value, 
    cscart_settings_vendor_values.value
  ) as value 
FROM 
  cscart_settings_objects 
  LEFT JOIN cscart_settings_vendor_values ON cscart_settings_vendor_values.object_id = cscart_settings_objects.object_id 
  AND company_id = 1 
WHERE 
  1 
  AND section_id = '143' 
  AND (
    FIND_IN_SET(
      'ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:VENDOR', cscart_settings_objects.edition_type
    )
  ) 
  AND cscart_settings_objects.type <> 'H' 
ORDER BY 
  cscart_settings_objects.position

Query time 0.00104

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "cscart_settings_objects.position",
        "table": {
          "table_name": "cscart_settings_objects",
          "access_type": "ref",
          "possible_keys": ["section_id"],
          "key": "section_id",
          "key_length": "4",
          "used_key_parts": ["section_id"],
          "ref": ["const"],
          "rows": 25,
          "filtered": 100,
          "attached_condition": "cscart_settings_objects.section_id <=> '143' and (find_in_set('ROOT',cscart_settings_objects.edition_type) or find_in_set('VENDOR',cscart_settings_objects.edition_type) or find_in_set('ULT:ROOT',cscart_settings_objects.edition_type) or find_in_set('ULT:VENDOR',cscart_settings_objects.edition_type)) and cscart_settings_objects.`type` <> 'H'"
        }
      }
    },
    "table": {
      "table_name": "cscart_settings_vendor_values",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "7",
      "used_key_parts": ["object_id", "company_id"],
      "ref": [
        "orbit_cscart_orbit_cscart.cscart_settings_objects.object_id",
        "const"
      ],
      "rows": 1,
      "filtered": 100
    }
  }
}

Result

object_id name section_id section_tab_id type position is_global description value
6301 clear_url 143 146 O 0 N clear_url
6297 gp_image_width 143 145 I 0 N gp_image_width 200
6277 licensekey 143 144 I 0 N licensekey
6298 gp_image_height 143 145 I 10 N gp_image_height 200
6302 gs_change 143 146 S 10 N gs_change daily
6299 gp_items_per_page 143 145 I 20 N gp_items_per_page 12
6279 seo_path 143 144 I 20 N seo_path images-gallery
6303 gs_priority 143 146 I 20 N gs_priority 1
6300 gp_columns_per_page 143 145 I 30 N gp_columns_per_page 4
6280 show_gallery_images 143 144 C 30 N show_gallery_images Y
6281 type_view 143 144 S 40 N type_view graphic_gallery
6282 image_width 143 144 I 50 N image_width 200
6283 image_height 143 144 I 60 N image_height 200
6284 images_per_page 143 144 I 70 N images_per_page 12
6285 columns_per_page 143 144 I 80 N columns_per_page 4
6286 show_fb_comments 143 144 C 90 N show_fb_comments Y
6287 show_share_buttons 143 144 C 100 N show_share_buttons Y
6289 slider_height 143 144 I 120 N slider_height 300
6290 slider_speed 143 144 I 130 N slider_speed 500
6291 slider_time 143 144 I 140 N slider_time 5000
6292 slider_auto 143 144 C 150 N slider_auto N
6293 slider_slides 143 144 I 160 N slider_slides 3
6294 slider_variableWidth 143 144 C 170 N slider_variableWidth N
6295 slider_centerMode 143 144 C 180 N slider_centerMode N
6296 show_navigation 143 144 S 190 N show_navigation arrows