Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'd14dbbbec53d0ef9da9f98f008afaebf56573e652e7146f815cba5e7139f880f' 
  AND token = 'S8s1AwtKreaO534AV3CNsGbmkvajGnp7hRwsQPL+xbk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00025

JSON explain

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