UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'urwYAN0Dtp/w0z0c13V0RaFpKLOOHr+fOeqRsBwshdk=' 
WHERE 
  key_id = '268814253868b4bce6abc3295365cbd50425a7fd98337c319909950703fdd042' 
  AND (
    token = 'urwYAN0Dtp/w0z0c13V0RaFpKLOOHr+fOeqRsBwshdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )