UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QxRE/g1HQaoayPwGZvxBTZWUXQ8YWvXUDnOVdZ5Re54=' 
WHERE 
  key_id = '7875872f4f653916b8224fd9c428673e85f84a4afa86e61f15c815c89b5cc631' 
  AND (
    token = 'QxRE/g1HQaoayPwGZvxBTZWUXQ8YWvXUDnOVdZ5Re54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )