In any instance where it is shown that the application of the terms of Sections 47-101 through 47-124 of this title, or any proposed action hereunder, will be in material conflict with any accrued vested right so that it would, if applied to the particular property involved, result in substantial harm, loss, damage or impairment, such right shall be preserved, recognized and given effect and may be protected by any remedy herein provided for.
Okla. Stat. tit. 11, § 47-123