UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xXXwa1P0PMHFZ9fPcLTL827wMJC0uBXQyZLlnWyxXFY=' 
WHERE 
  key_id = '02dc2ec513c9d526ee7c4c186cabd94ac93dc1ef8832b010a8df1c641fed4768' 
  AND (
    token = 'xXXwa1P0PMHFZ9fPcLTL827wMJC0uBXQyZLlnWyxXFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )