Change JoinConditionOrExpansionRule name and accept more predicates that will allow the expansion to be performed

select * from emp as t1 inner join emp as t2
on (t1.empno=t2.empno
   and t1.empno > 100
   and t1.ename in ('a', 'bb', 'cc')
   and t1.sal > 120 and t1.sal < 3000)
   or
   (t1.deptno=t2.deptno
   and t2.empno > 200
   and t2.ename in ('a', 'bb', 'cc')
   and t2.sal > 110 and t2.sal < 3000) 

LogicalProject(EMPNO=[$0], ENAME=[$1], JOB=[$2], MGR=[$3], HIREDATE=[$4], SAL=[$5], COMM=[$6], DEPTNO=[$7], SLACKER=[$8], EMPNO0=[$9], ENAME0=[$10], JOB0=[$11], MGR0=[$12], HIREDATE0=[$13], SAL0=[$14], COMM0=[$15], DEPTNO0=[$16], SLACKER0=[$17])
  LogicalJoin(condition=[OR(AND(=($0, $9), >($0, 100), SEARCH($1, Sarg['a':VARCHAR(20), 'bb':VARCHAR(20), 'cc':VARCHAR(20)]:VARCHAR(20)), SEARCH($5, Sarg[(120..3000)])), AND(=($7, $16), >($9, 200), SEARCH($10, Sarg['a':VARCHAR(20), 'bb':VARCHAR(20), 'cc':VARCHAR(20)]:VARCHAR(20)), SEARCH($14, Sarg[(110..3000)])))], joinType=[inner])
    LogicalTableScan(table=[[CATALOG, SALES, EMP]])
    LogicalTableScan(table=[[CATALOG, SALES, EMP]]) 

LogicalProject(EMPNO=[$0], ENAME=[$1], JOB=[$2], MGR=[$3], HIREDATE=[$4], SAL=[$5], COMM=[$6], DEPTNO=[$7], SLACKER=[$8], EMPNO0=[$9], ENAME0=[$10], JOB0=[$11], MGR0=[$12], HIREDATE0=[$13], SAL0=[$14], COMM0=[$15], DEPTNO0=[$16], SLACKER0=[$17])
  LogicalUnion(all=[true])
    LogicalJoin(condition=[AND(=($0, $9), >($0, 100), SEARCH($1, Sarg['a':VARCHAR(20), 'bb':VARCHAR(20), 'cc':VARCHAR(20)]:VARCHAR(20)), SEARCH($5, Sarg[(120..3000)]))], joinType=[inner])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
    LogicalJoin(condition=[AND(=($7, $16), >($9, 200), SEARCH($10, Sarg['a':VARCHAR(20), 'bb':VARCHAR(20), 'cc':VARCHAR(20)]:VARCHAR(20)), SEARCH($14, Sarg[(110..3000)]), OR(<>($0, $9), <=($0, 100), SEARCH($1, Sarg[(-∞..'a':VARCHAR(20)), ('a':VARCHAR(20)..'bb':VARCHAR(20)), ('bb':VARCHAR(20)..'cc':VARCHAR(20)), ('cc':VARCHAR(20)..+∞)]:VARCHAR(20)), SEARCH($5, Sarg[(-∞..120], [3000..+∞)])))], joinType=[inner])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])
      LogicalTableScan(table=[[CATALOG, SALES, EMP]])