Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '99461ef5295394a450b079758c43bd3f4cbf09b2300164dbcf52f29c699034c0' 
  AND token = 'wxHf7051SXQ03qx2rpAKSB+Jr5217j6ZnEyvY/K/Ht0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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