Chances are, the product you purchased was purchased via JVZoo. Unfortunately, there's no way for HLS to update your billing information. If you've made your purchase via credit card/debit via JVZoo, then you can update the card information on your end.
Please read this JVZoo Knowledgebase Article
so that you can learn how to do this. If you don't find JVZoo's article helpful, please submit a ticket at their help desk so that they can assist you with updating your card information.
If you have further questions, or this did not help you. Please feel free to submit a ticket and a member of our team will assist you.