UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TUsfvEp8L0p4TBOlBjCXlg7IxwNc50tXAnATy8LLzRk=' 
WHERE 
  key_id = '87a87d6ff45533815d54eaf413ab38e46a638157882f261e5c9b9a43c5fa9c21' 
  AND (
    token = 'TUsfvEp8L0p4TBOlBjCXlg7IxwNc50tXAnATy8LLzRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )