By default, your Enstack orders and invoices last 30 days, giving your buyers essentially more than enough time to make their payments.
If you want to limit how much time buyers have to pay to help you manage your orders better, you can shorten your Enstack orders and invoices to 30 minutes. This setting can help prevent your pending orders from piling up
To shorten the life of your invoices and orders to 30 minutes, follow these steps.

Payment links default expiry has been shortened from 1 year to 30 days. If your invoices are not set to expire in 30 minutes, they should last for 30 days to give your buyers enough time to pay for any order.