UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MmcRc+VaBgoY8PoUitgjSl8NIpWYihMrp4KFCg6r3Vk=' 
WHERE 
  key_id = 'a09adca63d08ffef6157204fc27964dc5a8b6e7c44c26017b366a5687233f1d8' 
  AND (
    token = 'MmcRc+VaBgoY8PoUitgjSl8NIpWYihMrp4KFCg6r3Vk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )