While I was unable to reliably confirm or deny that the increased threat was significant enough to worth ... casino, you will find that you .... Head for the casino once you're ready.
The only game you can play here is the Slime Quest slot machine which you can easily win a lot of tokens .... They aren't worth it to equip, but are unique. Other than that, save your Tokens for the next Casino in Act 2. Larollexie ....
If you're not a fan of the casino and want the prizes I'd recommend getting a controller with a turbo function and just let it auto play slots.. A lot of time can be spent in these casinos due to the prizes being that great, especially early in the game.
It's worth farming for casino ....