code: def atlasdb_get_old_peers( now, con=None, path=None ):
      
      with AtlasDBOpen(con=con, path=path) as dbcon:
  
          if now is None:
              now = time.time()
  
          expire = now - atlas_peer_max_age()
          sql = "SELECT * FROM peers WHERE discovery_time < ?";
          args = (expire,)
  
          cur = dbcon.cursor()
          res = atlasdb_query_execute( cur, sql, args )
  
          rows = []
          for row in res:
              tmp = {}
              tmp.update(row)
              rows.append(tmp)
  
      return rows
docs: Get peers older than now - PEER_LIFETIME