UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u3ARSp193s3g7H/7dCLZT05wAm/Zy4KHv/97epc+MI8=' 
WHERE 
  key_id = 'ca62f2943f1e774dfffd17949838990dac40715f9050f53a30d67e0ed02a2b67' 
  AND (
    token = 'u3ARSp193s3g7H/7dCLZT05wAm/Zy4KHv/97epc+MI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )