UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8xEg5/wq7XEnbfD4hisQk0PCGLPOBM8+BqEz8pHpeIM=' 
WHERE 
  key_id = 'b174985d4260b81c4070701c540a7bbaa720bd04b23a65cc1d9b2bbb7ddc258a' 
  AND (
    token = '8xEg5/wq7XEnbfD4hisQk0PCGLPOBM8+BqEz8pHpeIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )