UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6/aIy8XplaBx41GebxLWYlLg5ZJzcZfjSGv3Ne9IwrA=' 
WHERE 
  key_id = '97d50837312d8925897b3fff8348ca88b740de6bb209ab0e26fc38325984c1b2' 
  AND (
    token = '6/aIy8XplaBx41GebxLWYlLg5ZJzcZfjSGv3Ne9IwrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )