UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQrMHY1ACU6mYpzabseCMedptZ01okUj1K7hbu1iFdk=' 
WHERE 
  key_id = '3af14ac9a90e284d3cfc87817b0b1ebd74b0fb88c81d2b522869292273a2a461' 
  AND (
    token = 'nQrMHY1ACU6mYpzabseCMedptZ01okUj1K7hbu1iFdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )