I don't completely agree with Brandon's assessment but it also depends on your entry history in the last year. You may be questioned upon arrival, if you can convince them with a departure ticket and booked accommodation that you are a tourist then you've got a
You haven't said what bank you opened with. Bangkok Bank is super dicey. Who knows what the other banks may do in the near future but as of now if you have to go into the bank and update your information you're playing with fire.