UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HOELnR3ud24CtPvfYL97CKHirR7GtSWMPrExUkh2MjQ=' 
WHERE 
  key_id = '81671a2e20f8b14e94fd2c5d8185f43f1751ca42f1d3af71d46204940acb5d43' 
  AND (
    token = 'HOELnR3ud24CtPvfYL97CKHirR7GtSWMPrExUkh2MjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )