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 = '209' 
  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 0.00074

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": 57,
          "filtered": 100,
          "attached_condition": "cscart_settings_objects.section_id <=> '209' 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
6466 description_type 209 210 S 0 N description_type html
6472 template_variant 209 211 S 0 N template_variant vertical_tabs
6476 display_attached_mb_items_on_cat_page 209 212 C 0 N display_attached_mb_items_on_cat_page Y
6467 use_additional_categories 209 210 C 10 N use_additional_categories Y
6473 appearance_type_styles 209 211 S 10 N appearance_type_styles fill
6468 save_element_state 209 210 C 20 N save_element_state Y
6474 bg_color_template 209 211 E 20 N bg_color_template color.tpl
6469 bg_color 209 210 D 30 N bg_color #ffffff
6475 use_style_presets 209 211 C 30 N use_style_presets N
6470 code 209 210 D 40 N code ABA-NRkrtV7dBL4VsgYYLh8qV
6471 build 209 210 D 50 N build 622