UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gvuqYLFXevL689BZAN8VlV4pSbuLVOhMZGq8dqmndYI=' 
WHERE 
  key_id = '21c552ab30b7e068e4ff8aefbfc62b1482021dde3892fd2aa128fd0d0e5192ba' 
  AND (
    token = 'gvuqYLFXevL689BZAN8VlV4pSbuLVOhMZGq8dqmndYI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )