UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xXxgz0RzKkC9LuGZ0mAVDnFCIhc/dGBT2+vkUzXO1Ok=' 
WHERE 
  key_id = '4724234fdb8147c5b7c63c1da9a6ec47d01505fbdbf3d3d42d31c420035484e5' 
  AND (
    token = 'xXxgz0RzKkC9LuGZ0mAVDnFCIhc/dGBT2+vkUzXO1Ok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )