UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oTcHo0cwmtihJI58hPWTtdb4oQ//bpjW76vs9kbkGDk=' 
WHERE 
  key_id = '3b1f1df2a39eab88f2d388682bf36f502bc99226942b0811a6d930b1f2da17a8' 
  AND (
    token = 'oTcHo0cwmtihJI58hPWTtdb4oQ//bpjW76vs9kbkGDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )