Check out Home Center if you haven't yet.
Use an empty cartoon big size, get it free from anywhere , save money for future life ...... be smart ......
I would also recommend checking The One. There is one sotre in Mirqab Mall in Al Saad. They used to have those tables.
Surprising you were unable to find one.Here is a link and you can just call these furniture dealers and check with them I am sure you will find one soon.