UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fU0mgVc8UAxu3gKzgxYpBjg9y/TGgBI1oCo7EUHwfmU=' 
WHERE 
  key_id = '4a420e2c92573d9ff30dfcc288645fff2c98bb37a4bfd6f8dfc7fed915b4edd6' 
  AND (
    token = 'fU0mgVc8UAxu3gKzgxYpBjg9y/TGgBI1oCo7EUHwfmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )