UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1IqFr2Ok20MvIGATeTwUOEjyZep4TbfMWnTH5BjkX2E=' 
WHERE 
  key_id = '835fa9013908ab6dd4599ec7f9fa802cee985b487c1c98efb31c829c687ed734' 
  AND (
    token = '1IqFr2Ok20MvIGATeTwUOEjyZep4TbfMWnTH5BjkX2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )