Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '4fc0301476db3052a9d89fe0563200ca4eddd6ac07f9deb8b207378495788657' 
  AND token = 'VTWhEwjHPe8uGjUwyZxycyDVn83h1+2YIMG2Lxi/q0c=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00014

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}