UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cTh/fwS4V9AwPifQb64m+sQDCi4zgJBMj1tnl0xLPSQ=' 
WHERE 
  key_id = '138adb12e4f72a8486525f8a3512f82f4a37f14408aa2bf04aa507e5a92e8668' 
  AND (
    token = 'cTh/fwS4V9AwPifQb64m+sQDCi4zgJBMj1tnl0xLPSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )