UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Po+aWAw0lMJHJSp3QcDC1d7rDSJ9Xqj8mm6Fc9Zx4n0=' 
WHERE 
  key_id = '4d1a89a780b7f907159eb09059615ac3d58336781ef7a3c657027dd8f2faddb9' 
  AND (
    token = 'Po+aWAw0lMJHJSp3QcDC1d7rDSJ9Xqj8mm6Fc9Zx4n0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )