UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvCnIKxNxHQxrSufNpYt+GnKyYEnDl6hzVwANYlKpDU=' 
WHERE 
  key_id = '2f8b2579fb2f037a2f03d0f0dbc08436402e318ec3e415bc1d5d08525af08c3d' 
  AND (
    token = 'MvCnIKxNxHQxrSufNpYt+GnKyYEnDl6hzVwANYlKpDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )