UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hVIu5EFXy+1xdyiuk0MgME70C8Kl9VD3lMR6b0T7AUA=' 
WHERE 
  key_id = 'e25d595b39502add2077bc476a8a394852811f19b32e2f68a93f321ca5d0fe1f' 
  AND (
    token = 'hVIu5EFXy+1xdyiuk0MgME70C8Kl9VD3lMR6b0T7AUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )