Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '5094f95250a839758efd2f70dc8eec6c6ddfab07166744f8c0375afd232c8a96' 
  AND token = 'hxo96EzL2Aq7JCkqIEKtKv3/dfdpqEbMdk6KfjBCV+A=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00020

JSON explain

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