The listing, TRAIN STATION RENOVATION - Steam Key has ended.
https://store.steampowered.com/app/914010/Train_Station_Renovation/
How to activate your steam key :
1- Launch the Steam client software and log into your Steam account.
2- Click the Games Menu.
3- Choose: Activate a Product on Steam...
4- Follow the on-screen instructions to complete the process.
No Refund due to the one-time use nature of this code.