UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i8Y5k5iTO7MuknWb8TdHj2GBpILphZlotD35GAgC9dI=' 
WHERE 
  key_id = '419f84e337aba4cdb4ecaa69d9244482dc892bea69464e2a2ad2e00008850777' 
  AND (
    token = 'i8Y5k5iTO7MuknWb8TdHj2GBpILphZlotD35GAgC9dI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )