UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kcr4Nn6Julis82PJ5iOxksLW6mu+42sOHwOCp3/iGhQ=' 
WHERE 
  key_id = '38d538a2138b1ec1b65ec7ce9e8cb8db98e40a744ffe2f92e8646f52ddf7d8e7' 
  AND (
    token = 'kcr4Nn6Julis82PJ5iOxksLW6mu+42sOHwOCp3/iGhQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )