UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdlkLni4UVXmT8Ctyaf8mt20BXygcZM3I+fLN0ysQPs=' 
WHERE 
  key_id = '6933f5dadcb102be9feaca277024ade2312df815e6ad6793ba653ae7ff78e5c7' 
  AND (
    token = 'mdlkLni4UVXmT8Ctyaf8mt20BXygcZM3I+fLN0ysQPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )