Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '17fbc697f116adca9edd01bb0a7a830e2966e6706c726307c3111c06cc74669a' 
  AND token = 'RwDRR/aGD0oIsr2kQSVPiO41Rk5Tgb6juej4ZjEEdyU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00061

JSON explain

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