Hi Geert,
Try this: https://sentinelcustomer.gemalto.com/sentineldownloads/?s=&c=End+User&p=HASP+HL&o=Mac&t=Runtime+%26+Device+Driver&l=all
I did not test the driver myself, but the readme says that v7.100 now supports 64-bit and Apple notary service.
Best,
Chris