UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M7yGsc88E2170uNOCzSNYj9g+UYXhqKHnXAgRqI1fT0=' 
WHERE 
  key_id = 'c8b0ba7e6a1506b9f255d89db0523ebeeff008c0e9dc7c37b5365196b2ec1973' 
  AND (
    token = 'M7yGsc88E2170uNOCzSNYj9g+UYXhqKHnXAgRqI1fT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )