UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6rxDjISN7vsCpcaZAxO5lOzhEF2hq/BUHdpKQE9Sak=' 
WHERE 
  key_id = '1df9aef91afc889f6602ede0bc9fb4d3504458abce555c87622cc5cb2dc8b010' 
  AND (
    token = 'i6rxDjISN7vsCpcaZAxO5lOzhEF2hq/BUHdpKQE9Sak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )