UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QyudXO+wkOBOMRvb+gbR7A6Uej+CMUVFU5jx9ijD+04=' 
WHERE 
  key_id = '47ac2af0ee76e4833419a345017ead0f8709860be9497dae012b9157cf1c9a8e' 
  AND (
    token = 'QyudXO+wkOBOMRvb+gbR7A6Uej+CMUVFU5jx9ijD+04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )