UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rzlG1xONYZsaPph8YpSdyD1WbhLGHlhYRPJNrBQ9FiY=' 
WHERE 
  key_id = '1b5e352a91b23dd7de8d6108f083d9dff7f8d5a209d184b3af8a85077df6ce1b' 
  AND (
    token = 'rzlG1xONYZsaPph8YpSdyD1WbhLGHlhYRPJNrBQ9FiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )