UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KqMm94O96eH5/3vrSPNVpaI+GEkjj/RtFRzKebX69TU=' 
WHERE 
  key_id = 'df843d33b428dca6d8dec97c502ed9b8a483ccba5092f36e71275665cf7e6341' 
  AND (
    token = 'KqMm94O96eH5/3vrSPNVpaI+GEkjj/RtFRzKebX69TU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )