UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9by3GjD8g7boYtDM6aWaW8OkdOS+3/hRYn2JXHLvB+Y=' 
WHERE 
  key_id = '6c47387c1e9352b3d236fe04c76733c3467d2db9c86607accf2b460b24f0478f' 
  AND (
    token = '9by3GjD8g7boYtDM6aWaW8OkdOS+3/hRYn2JXHLvB+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )