Does http://localhost:7474/browser/ not support multiple unrelated queries?
http://localhost:7474/browser/
This code:
MATCH (a {cond:\'1\'}), (b {cond:\'x\'}) CREATE
In recent releases developers added an option in Neo4j Browser to execute multiple queries.
Open Browser Settings and click on Enable multi statement query editor.
Then just put semicolon on the end of each query and throw them all in browser console.
Here is how it looks