UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nczNZybi2SqfMTfjbVyZUijnGo6NDt0FsY0TTW4tYUg=' 
WHERE 
  key_id = '3fa27e00754ca5b7439be48dd594b7cd401e3178b208c98eb2f1fc1b368f0930' 
  AND (
    token = 'nczNZybi2SqfMTfjbVyZUijnGo6NDt0FsY0TTW4tYUg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )