UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/NppB1QGQLSmR1czuciuWcqKQsw7sKTBW7u2CwRDTOM=' 
WHERE 
  key_id = '4197305cb024b0613949a235c8e8a5b43d936c72f2f4db968b65787840147d28' 
  AND (
    token = '/NppB1QGQLSmR1czuciuWcqKQsw7sKTBW7u2CwRDTOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )