UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W+sm7x0WNPHW1lIJUr59Uec91P0Z1UBdy/ucoLlroUY=' 
WHERE 
  key_id = '12c8d3a6e7b858deca9429310836df640ce259cbf1faee0afc31bd86f95c95bb' 
  AND (
    token = 'W+sm7x0WNPHW1lIJUr59Uec91P0Z1UBdy/ucoLlroUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )