UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdawzkTzBpNOIudPfAQvPLlqfMvfGhB10IttjhA2Gx8=' 
WHERE 
  key_id = 'c6698c3e94dca0665c7e4aaec0e51ea6f82d4b7ff53a3b9d3f4fda7beee09b19' 
  AND (
    token = 'MdawzkTzBpNOIudPfAQvPLlqfMvfGhB10IttjhA2Gx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )