UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DuPQyjGz3nCYwlhej5LbX1o87hfu/okXlRc8Ea/i560=' 
WHERE 
  key_id = '14e5b6deb539234398b605c775b3d6b2ff89f7cd7512c2496692471063d4af42' 
  AND (
    token = 'DuPQyjGz3nCYwlhej5LbX1o87hfu/okXlRc8Ea/i560=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )