In the event that a nonconforming use of land or use of building is discontinued or abandoned, for a period of one year or more, the use of the same shall conform thereafter to the uses permitted in the district in which it is located. The Board shall have the authority to extend this period by not more than two years, for a total of three years, based upon a showing by the property owner of extraordinary circumstances, including but not limited to the pendency of any bankruptcy, foreclosure, other probate proceeding or other judicial proceeding directly relating to the property.