UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p9h5ngwKwYqb1/unDBFjpB0CUlqtZ1mRV/7VWtYY41Y=' 
WHERE 
  key_id = '27fa5a56fbc8f6d0892831de15d006f2011ce9f3f93f0bacf95c6ad1fa239e04' 
  AND (
    token = 'p9h5ngwKwYqb1/unDBFjpB0CUlqtZ1mRV/7VWtYY41Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )