PEXPIREAT
PEXPIREAT key milliseconds-timestamp  Available since 2.6.0. Time complexity: O(1)  PEXPIREAT has the same effect and semantic as EXPIREAT, but the Unix time at which the key will expire is specified in milliseconds instead of seconds. Return value Integer reply, specifically:  
1 if the timeout was set. 
0 if key does not exist.  Examples  redis>  SET mykey "Hello" "OK" redis>  PEXPIREAT mykey 1555555555005 (integer) 1 redis>  TTL mykey (integer) -2 redis>  PTTL mykey (integer) -2
 

    
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