(1) Valuable consideration for a bill may be constituted by—
(a) any consideration sufficient to support a simple contract;
(b) an antecedent debt or liability. Such a debt or liability is deemed valuable consideration, whether the bill is payable on demand or at a future time.
(2) Where value has at any time been given for a bill, the holder is deemed to be a holder for value as regards the acceptor and all parties to the bill who became parties prior to such time.
(3) Where the holder of a bill has a lien on it, arising either from contract or by implication of law, he or she is deemed to be a holder for value to the extent of the sum for which he or she has a lien.