UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cCfcWJEUbO5o/SrDkfJ/jNNvwiOYuAK+VnGa33EhmHY=' 
WHERE 
  key_id = '6a837bda5db3c503ada05baf4b570123ae13407884e9c5b73e91046732df36a3' 
  AND (
    token = 'cCfcWJEUbO5o/SrDkfJ/jNNvwiOYuAK+VnGa33EhmHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )