UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lMgcnTdeugl7DfwZpPNPp/nDbNvmqQ9zabAdOmK0BwE=' 
WHERE 
  key_id = 'f6de3f403c21301fe11f8d704c290075cd451f06b1941be1d5c9e70962d76c28' 
  AND (
    token = 'lMgcnTdeugl7DfwZpPNPp/nDbNvmqQ9zabAdOmK0BwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )