UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8UZQwlVfD4GOKFZMx3LJpycYz2YoSZM1LJxRmLNCNTI=' 
WHERE 
  key_id = '79ac4e1d2b98a17bd273fea12beaf591fe4a8885753ae0b2f7f82fa55db2c14d' 
  AND (
    token = '8UZQwlVfD4GOKFZMx3LJpycYz2YoSZM1LJxRmLNCNTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )