UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/4/6QQDgInVO7P671bU1jf1jfa+2fxNi+e5sKvM6X7I=' 
WHERE 
  key_id = '4200fa24f04c722607bfcb372d19e19632d68b8748dff595714170026b523596' 
  AND (
    token = '/4/6QQDgInVO7P671bU1jf1jfa+2fxNi+e5sKvM6X7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )