exclude woocommerce price

you cannot exclude a part of a page because the pages are saved as a static html file when they are cached.

if it solves your problem, you can do it. you can take a look at the following tutorials.

https://www.wpfastestcache.com/features/clear-cache-via-url/
https://www.wpfastestcache.com/features/cache-timeout-page/
https://www.wpfastestcache.com/features/wp-cli-commands/