Authn: No longer hash service account token twice during authentication (#92598)
* APIKey: Only decode and hash token once during authentication
* Only update last used every 5 minutes
(cherry picked from commit 56487d37db)
Authn: No longer hash service account token twice during authentication (#92598)
* APIKey: Only decode and hash token once during authentication
* Only update last used every 5 minutes
(cherry picked from commit 56487d37db)