UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HG2RJGKALYXz1SHW44HDHcRSVz/H2VW+70dKAZu7+0=' 
WHERE 
  key_id = '4c08ab5907319918a908cf3dc6803cf8be7eb634e5fd49e74f621342990ce652' 
  AND (
    token = '6HG2RJGKALYXz1SHW44HDHcRSVz/H2VW+70dKAZu7+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )