Mo. Rev. Stat. § 400.2A-307: Priority of liens arising by attachment or levy on — security interest in — and other claims to goods.

(1) Except as otherwise provided in section 400.2A-306, a creditor of a lessee takes subject to the lease contract.

(2) Except as otherwise provided in subsection (3) and in sections 400.2A-306 and 400.2A-308, a creditor of a lessor takes subject to the lease contract unless the creditor holds a lien that attached to the goods before the lease contract became enforceable.

(3) Except as otherwise provided in sections 400.9-317, 400.9-321 and 400.9-323, a lessee takes a leasehold interest subject to a security interest held by a creditor of the lessor.