Here is a video to help you update your credit card details.
Here are the steps listed below to update your payment information:
1. Log into your Real Mushrooms Subscription Account (https://shop.realmushrooms.com/account/login)
2. Click on "Manage Subscription" (under Account Details and your address on the right-hand side)
3. Click on "Address and Payment details" on the right-hand side
4. Scroll down to the bottom and you will see a button for "Manage Payment Methods" under Manage addresses.
5. You will be able to update your credit card information from here. Keep in mind that the active card in use on the account will not show the option to be removed.
6. You can also click "Add payment method" under Your Payment Methods.