To clock up means to gain or reach a particular amount. To clock up can mean to win or gain a large number of similar things. For example, you can clock up awards or clock up a number of nominations.

1. John had points put onto his license after he was clocked going at nearly twice the speed limit in a residential area.
2. As soon as I entered the pub I clocked Paul sitting in the corner with a few of his friends, so I went over to say 'Hi.'

1. The restaurant has been full of tourists and we've been short-staffed, so I've been run off my feet this week. I must have clocked up over 60 hours by now!
2. The new products have clocked up an impressive number of good reviews online in the last few months.