Whenever a nonconforming use has essentially ceased for a period of one year, such use shall not thereafter be reestablished, and any future use shall be in conformity with the provisions of this chapter, with the following exception: Such lapse in nonconforming use shall not constitute a discontinuance if the sale, rental for business purpose, renovation or reconstruction of the property has been actively pursued since the date of cessation. However, under no circumstances shall such lapse in nonconforming use be permitted to continue for any longer than 36 months.