UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4P4zuU5LgrUtV1EpKpXRfGNxRvN81ON3BfsyWcqrCig=' 
WHERE 
  key_id = '6293b7cd5e323572b9d8fa79acf69120f80a35cc3b601d0d5836dd9cb8e3fade' 
  AND (
    token = '4P4zuU5LgrUtV1EpKpXRfGNxRvN81ON3BfsyWcqrCig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )