UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ML0qBQk9UHyH3pzkZD2Vi+rowwwGNvIREbnxIpqrAg=' 
WHERE 
  key_id = '4b94a90284982e056bad1af73a17e210a6a436ea0bf971ee578f0c9de3f50a43' 
  AND (
    token = '/ML0qBQk9UHyH3pzkZD2Vi+rowwwGNvIREbnxIpqrAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )