UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ojh9WNMDeIewwacYD8KgCQCEqqYsVzJWfCxj4mnH6TQ=' 
WHERE 
  key_id = '6457f89b64656601656eb45412e8bf51d432452de34318a4be5b1703d740a628' 
  AND (
    token = 'ojh9WNMDeIewwacYD8KgCQCEqqYsVzJWfCxj4mnH6TQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )