UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N6WrnP4D/+So3ovV4r3nIVo0vIcrfxonl6TKkeNsUII=' 
WHERE 
  key_id = '5f3649c7c9efc99feec88f22581eb1218ee16b9325613fba4664a43b75e1a745' 
  AND (
    token = 'N6WrnP4D/+So3ovV4r3nIVo0vIcrfxonl6TKkeNsUII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00076