UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7HRFPmaMQkhVD3ynIoyAQxdYk6dRg/QYIRV1ymUHJVE=' 
WHERE 
  key_id = '539e6e08ed00a69b23eba231455b4dcefa955eef5dfd1161c250c4793e6ff4c4' 
  AND (
    token = '7HRFPmaMQkhVD3ynIoyAQxdYk6dRg/QYIRV1ymUHJVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )