CoinZoom Cards may be upgraded through the CoinZoom Wallet/CoinZoom App. Users who have acquired more Zoom Tokens and want to utilize the upgrade process can do so directly within the application. Go to the Spend wallet, click the gear icon, and choose to upgrade or order the new card.

Access the card by going into the Spend wallet. Then tap the gear to upgrade.
Select Upgrade to buy ZOOM tokens and order a higher level card. 
Enter the number of Zoom tokens to buy, depending on the VIP level you want.

With the new tokens, you can return to the card and order an upgraded card. 

For details on the different cards: