UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l7WZyXg/9yUY8fEL8IYg438UvgA8En9sYwDe3s79jUk=' 
WHERE 
  key_id = 'a0a9b1bbc8b9194024a76912a1df4bc0b195848fc408e5eef2aef29475c84a06' 
  AND (
    token = 'l7WZyXg/9yUY8fEL8IYg438UvgA8En9sYwDe3s79jUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )