Yes, you can as long as the payment has not been completed.
You can do this from the Order History menu of your wallet. Once you access it, you will see a list of your orders and their current status.
When your order is pending and the payment has not been completed, the order's status will be "Awaiting Transfer":
- Tap on the status to continue.
- Next screen will show you two options to Complete Payment or to Cancel Order.
- To cancel select "Cancel Order" .
- Additionally, you will be asked to confirm your choice.
- When you have done this your order will be canceled and this, likewise, will be reflected in your Order History.
!Please Note: That if you have a pending card order and it is your first, you will not be able to create any new orders (both card and bank) until you complete it.