On application by any person aggrieved to the Court, or, at the option of the applicant and subject to the provisions of section fifty-four of this Act, to the .Registrar, or on application by the Registrar to the Court, the tribunal may make such order as the tribunal may think fit for expunging or varying the registration of a trade mark on the ground of any contravention of, or failure to observe, a condition entered on the register in relation thereto.