PEXPIREATSet a key's expiry as an absolute Unix timestamp in milliseconds.
| Syntax | PEXPIREAT key unix-time-milliseconds |
| Group | generic |
| Arity | 3 |
| Since | 1.0.0 |
| Flags | write |
| Complexity | O(1) |
| Redis compatibility | differs: the NX / XX / GT / LT condition flags are not parsed — arity is fixed at 3 |