UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TuN+tNJt68Jhdm6gr9GSFKhlZL1BhQbFSYGZsik828I=' 
WHERE 
  key_id = '68717ee38e2127149b51bae0caf13441d5dfc79de97497dd117a55dcec205dfc' 
  AND (
    token = 'TuN+tNJt68Jhdm6gr9GSFKhlZL1BhQbFSYGZsik828I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )