UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xIoJiZPBBh8hDtQS/zcPOXz30ZIfXLZ9Yg2rY9oDuRM=' 
WHERE 
  key_id = 'd0000bd32f4952aa8feaadfdb4d681c98853b29a30ffdec2645505a602759739' 
  AND (
    token = 'xIoJiZPBBh8hDtQS/zcPOXz30ZIfXLZ9Yg2rY9oDuRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042