If 2 or more writs of execution shall be delivered against the goods and chattels of the same person on the same day, the one first delivered shall be first executed and satisfied; provided, however, that if one of any such writs derives from a court order for suitable support and maintenance of a wife, child or children it shall be first executed and satisfied, notwithstanding the prior delivery on the same day of any other such writ of execution.
N.J.S. § 2A:17-12