mysql query going for full table scan - 


update apa_pended_demand apd inner join apa_generic_demand_details agd     on agd.demandid = apd.demandid  set apd.genericdemandid = agd.genericdemandid apd.ispend = 1 ,       agd.genericdemandid != '' ,       agd.genericdemandid not null ,       apd.reactivatedate > utc_timestamp() ,       agd.status < 300 ,       apd.id between 280001 , 290000 ;

the above query going full table scan.so can please me in sorting query


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