Any massage parlor licensed by the county governing body shall at all times comply with all health regulations, rules, and requirements as shall now or hereafter be promulgated by the State Board of Health, and any premises used for the purposes of a massage parlor, during all hours of operation, shall be made open and available to inspection by duly authorized county officials for the purpose of assuring compliance with health rules, regulations, and requirements. Each massage parlor shall be equipped with toilet and lavatory facilities for patrons and separate readily available toilet and lavatory facilities for employees, and each operating area shall be equipped with a hand lavatory.