UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+TglIeoqL1gbzxAzemgaSMl53WF1f4lnQs6g8sQxhiA=' 
WHERE 
  key_id = '4ae51123bb3b3b59c2916d6b4001c48500b418f79f04ef2f30e6074e21a1f1ce' 
  AND (
    token = '+TglIeoqL1gbzxAzemgaSMl53WF1f4lnQs6g8sQxhiA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )