SELECT 
  * 
FROM 
  cscart_mb_salvage_cases 
WHERE 
  auction_product_id IN (
    19549, 19550, 19551, 19552, 19553, 19554, 
    19555, 19556, 19557, 19558, 19559, 
    19560, 19561, 19562, 19563, 19564
  ) 
  OR sale_product_id IN (
    19549, 19550, 19551, 19552, 19553, 19554, 
    19555, 19556, 19557, 19558, 19559, 
    19560, 19561, 19562, 19563, 19564
  ) 
ORDER BY 
  updated_at DESC, 
  case_id DESC

Query time 0.00028

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "cscart_mb_salvage_cases.updated_at desc, cscart_mb_salvage_cases.case_id desc",
        "table": {
          "table_name": "cscart_mb_salvage_cases",
          "access_type": "ALL",
          "rows": 56,
          "filtered": 100,
          "attached_condition": "cscart_mb_salvage_cases.auction_product_id in (19549,19550,19551,19552,19553,19554,19555,19556,19557,19558,19559,19560,19561,19562,19563,19564) or cscart_mb_salvage_cases.sale_product_id in (19549,19550,19551,19552,19553,19554,19555,19556,19557,19558,19559,19560,19561,19562,19563,19564)"
        }
      }
    }
  }
}