UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6dr2mq21znSNeLd01RGrpBP3h2sRwUy5YDT2VsIL6Y=' 
WHERE 
  key_id = '30ee464d1764a6f153999897348f209335392b20c11d2bdca4c70713dc068b33' 
  AND (
    token = 'n6dr2mq21znSNeLd01RGrpBP3h2sRwUy5YDT2VsIL6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )