UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xxqDC6ymlciW4EkY0QkvxbfhgRPn/sryOVwA94cWaO0=' 
WHERE 
  key_id = '75b5ac01f2da2a36d53d811c75680373cd77f292095153b05db686480a61523a' 
  AND (
    token = 'xxqDC6ymlciW4EkY0QkvxbfhgRPn/sryOVwA94cWaO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )