UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Srzw7I1QUC2v6pAf4WiYz8adp51mP5TYL0l1LgndvZw=' 
WHERE 
  key_id = '4b89e28c8f5d3d1373e51b9ae9c6907971000d9b896b0a473a0a436abcc091bc' 
  AND (
    token = 'Srzw7I1QUC2v6pAf4WiYz8adp51mP5TYL0l1LgndvZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )