UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k7EcHtzS+Q45LKKsXzLioLmiNstrhkx8upRxPYwPfWM=' 
WHERE 
  key_id = 'ae15a4c51a2ec824886483aadfea6ce4d957293680f8deec3444e98a8edd24de' 
  AND (
    token = 'k7EcHtzS+Q45LKKsXzLioLmiNstrhkx8upRxPYwPfWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )