Hi Dennis,
I could I refresht the expired access token in poynt android ask. I tried to call below API of AccountManager but I it is not refreshing the token.
accountManager.invalidateAuthToken(currentAccount.type, accessToken); accountManager.getAuthToken(currentAccount, Constants.Accounts.POYNT_AUTH_TOKEN, null, SplashActivity.this, new OnTokenAcquired(), null);
Best
Sandeep`