UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1PNn6TXqkINw1hAeWYm2t6lHMBDIyEedM+WUN/PRjhw=' 
WHERE 
  key_id = '18015e65c700e6ebae9b34ba6a648fa4aae897638c4cf7201263ce12228497e4' 
  AND (
    token = '1PNn6TXqkINw1hAeWYm2t6lHMBDIyEedM+WUN/PRjhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )