If you have made a purchase on an iOS device then don't worry as your payment may still being processed. In the meantime please try restarting the Golf Clash app.
If you still have not received your items after 2-3 hours, please contact iTunes support directly and they will be able to assist you further.
We are unable to offer support for purchases made on iOS devices, as all purchase made on this platform are handled directly by Apple.
You can however contact Apple directly HERE.