UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZJMkV1OX/8AzlBsnt2xiQyZHKQ+wk+jhfFl9dPP+ez0=' 
WHERE 
  key_id = '51c2a3a61f677c6d060defccc24c6169403eddd98995904886224f4480441f70' 
  AND (
    token = 'ZJMkV1OX/8AzlBsnt2xiQyZHKQ+wk+jhfFl9dPP+ez0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )