UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'twUlBMwsrPk61+434G7Tz5EDfx/R19kGm+2YG9pdu2Y=' 
WHERE 
  key_id = '91855eb418c3a632717ab4711cd4b2add07a87c855aa303988b61014dab75375' 
  AND (
    token = 'twUlBMwsrPk61+434G7Tz5EDfx/R19kGm+2YG9pdu2Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )