UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ajws2RkxqyCtzl7tCy1ui5MkfGxCiY4fT+ibYTyAf+U=' 
WHERE 
  key_id = '8cf6a6a8ccde1c42da49bdde30f67c1b2000a49fcd83f7d9cea67acf873493f2' 
  AND (
    token = 'Ajws2RkxqyCtzl7tCy1ui5MkfGxCiY4fT+ibYTyAf+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )