UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iYsmKIJw9r3LkwazRoK2SOLzHYzR6oZacTBfnXAGus=' 
WHERE 
  key_id = '43e2756a0326078084745a5b3d3b969c164facf8cf93d2263816d53455a20740' 
  AND (
    token = '4iYsmKIJw9r3LkwazRoK2SOLzHYzR6oZacTBfnXAGus=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )