Nothing in this chapter shall prohibit a domestic insurer from renewing or extending, or consenting to the renewal or extension of, evidences of indebtedness secured by real property or leasehold estates for the original or a lesser amount when a decrease in value of the property or estate causes the indebtedness to exceed the applicable loan-to-value ratio specified by § 38.2-1437. Nothing in this chapter shall prohibit a domestic insurer from accepting as part payment for any real property or leasehold estate sold by it, a mortgage or other lien on the real property or leasehold estate securing a loan that exceeds the applicable loan-to-value ratio specified in § 38.2-1437.