UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qgw8Xh7fYJS7/af2gDy0ueJe+8a5DtnREeAlLaSIIlk=' 
WHERE 
  key_id = '8b8c6e69ef482d05f8215afa46cdea4fa14631a02fef3ae297c4509c2ababd81' 
  AND (
    token = 'Qgw8Xh7fYJS7/af2gDy0ueJe+8a5DtnREeAlLaSIIlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )