UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xN/0ixcTIxDlZMvNMkJqaYxN3ZaPjnGKU0rdy267qRs=' 
WHERE 
  key_id = '55cd4faa446383a07c401c083905f121ca858d39b12a6302c9fd3867d4385d58' 
  AND (
    token = 'xN/0ixcTIxDlZMvNMkJqaYxN3ZaPjnGKU0rdy267qRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )