UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5EIkXBSuT5CA1IjxbhKwyk8xbVazSvuK+sdMXKpaqy0=' 
WHERE 
  key_id = '76bc4d020a92a00c5354f90b9ad68eadd7c82733610c89480cb93b8d3c8e4e36' 
  AND (
    token = '5EIkXBSuT5CA1IjxbhKwyk8xbVazSvuK+sdMXKpaqy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )