Im in the 40 year old club too. so here's what i usually do
2 hours before game. Light in small portions. I feel ill when skating on full stomach. grilled chicken , rice and veggies
1 hour before game a cup of coffee meduim, black with a sugar packet or two. Maybe a beer
:30 minutes before game energy gel
Post game: some sort of recovery drink. Chocolate milk and bananas oranges OR some supplement type AND beer