UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c20loql+KyANbz30SIzajAQPw0CrLqrSrzDSZ/IsLYk=' 
WHERE 
  key_id = '4cbb92abba92b6505fb9e0ceb69e0b784f9c9658acae7d7e8adc1c92f78bde9a' 
  AND (
    token = 'c20loql+KyANbz30SIzajAQPw0CrLqrSrzDSZ/IsLYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )