UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QAU/sowRPa97JGvvqVOpoVPV7xa4Tn92p/yoKkD+7XI=' 
WHERE 
  key_id = '0b298665b6f49f5496bbcb7e73785b4eaf31ab355e3d068a1231921f07779b12' 
  AND (
    token = 'QAU/sowRPa97JGvvqVOpoVPV7xa4Tn92p/yoKkD+7XI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )