UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p9/MLfuRPtikzFka0N1IVzVzlCYSGeIsoD3M2lDVUDU=' 
WHERE 
  key_id = '951000417e6adc7b8c97d40030a41c248c31e40cf12554e2889d44cf1f734b77' 
  AND (
    token = 'p9/MLfuRPtikzFka0N1IVzVzlCYSGeIsoD3M2lDVUDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )