UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qtZcetfrMBSm2pJAi9afpzds0h7MZw48RSa1BCxGrwU=' 
WHERE 
  key_id = '76349e487d4af0a2e4c0e17cbf940d573fe5fd3ec633c459fe5dcdfa41815f1c' 
  AND (
    token = 'qtZcetfrMBSm2pJAi9afpzds0h7MZw48RSa1BCxGrwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )