To update your products from MMA Silver Stars, you just need to follow these steps:
1. On the dashboard, click the Setup New Feed.
2. Select the Update Product feed and look for the MMA Silver Star template.
3. Once you're done, you'll be directed to the settings page.
4. You will be warned that the feed is using retail price and you can add price markup on the field mappings page.
You can refer to this article on how to add Price conditions.