UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eT0XwtEzU05IHrQ8A896khAnFBYVmyp5TZjD1lEDOuU=' 
WHERE 
  key_id = '2a4c7c31d6f5045776df1f684d4ed7bbcde2b0e7326a3db479e7c7beac45e461' 
  AND (
    token = 'eT0XwtEzU05IHrQ8A896khAnFBYVmyp5TZjD1lEDOuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )