UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xhf1o7fZqwDn0pi3nP+F4LlQOIt37OptRl32IeaYqjM=' 
WHERE 
  key_id = '4f62a020785911ebb6434727b89991d4eabdef701d118e6a442916553588243b' 
  AND (
    token = 'xhf1o7fZqwDn0pi3nP+F4LlQOIt37OptRl32IeaYqjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )