fakeClock.Step(2 * time.Minute)

	// backend is consulted again and fails
	a.AuthenticateToken(context.Background(), "usertoken1")
	a.AuthenticateToken(context.Background(), "usertoken2")
	a.AuthenticateToken(context.Background(), "usertoken3")
	if !reflect.DeepEqual(calledWithToken, []string{"usertoken1", "usertoken2", "usertoken3"}) {
		t.Errorf("Expected token calls, got %v", calledWithToken)
	}
}