UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zo84VaaKTRtbcLUX9TQWFhAL49Dt/JsFMaj2PnybiDY=' 
WHERE 
  key_id = 'd6f75414402dcf7d53352ab584268181a94b8ae67ee2947c1403eeba3dba0836' 
  AND (
    token = 'zo84VaaKTRtbcLUX9TQWFhAL49Dt/JsFMaj2PnybiDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )