Enyimba thrash sunshine stars as plateau united maintain lead

I think there may be a small mistake in your sentence!

Enyimba FC actually thrashed Sunshine Stars FC, not Plateau United. Here's the correct sentence:

"Enyimba thrash Sunshine Stars as Plateau United maintain lead"

Enyimba FC won the match against Sunshine Stars FC, while Plateau United maintained their lead in the league standings.