UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kch2rBUo6aEGPLhWgo6XPCzEaB7y/kd3gtBIaGMKAgw=' 
WHERE 
  key_id = 'cb4f1f71734c6b7565535c82426fa37575156698751c786eacc70f03120cd159' 
  AND (
    token = 'Kch2rBUo6aEGPLhWgo6XPCzEaB7y/kd3gtBIaGMKAgw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )