UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCOiAujf1dM33DqorMnjeYuaevm9grE8nkfImLqiO6w=' 
WHERE 
  key_id = '8ef8960826e46ae2a591d5fb3adb5443a556baf2b6367b756a76c853b45c7c24' 
  AND (
    token = 'PCOiAujf1dM33DqorMnjeYuaevm9grE8nkfImLqiO6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )