UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rk2tfvTSs6rvp1mCcXwN8DhP4jU68+VXaEXFDpUTLoE=' 
WHERE 
  key_id = '66b52c2cb4461a67b77073c52ae57040309cd5bed2b04c1689f8daca90c2f375' 
  AND (
    token = 'rk2tfvTSs6rvp1mCcXwN8DhP4jU68+VXaEXFDpUTLoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )