UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlDh5bNdebPOGpzoR/jUHXq5rmrmh8OaUqj9OeOnfPs=' 
WHERE 
  key_id = '74768d9825d254e7fb90b99b9dc925b84d953bfa25cedce7c95b5edf841f2deb' 
  AND (
    token = 'mlDh5bNdebPOGpzoR/jUHXq5rmrmh8OaUqj9OeOnfPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )