UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G8A/kN13irPz9hgzABtyHloZKyd+lSxONaTZxU6aP/Q=' 
WHERE 
  key_id = '681cf5fc0ff6a5f094b681fdb192b28c69f18e95a833617d2798ebde51f500c5' 
  AND (
    token = 'G8A/kN13irPz9hgzABtyHloZKyd+lSxONaTZxU6aP/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )