UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+rH5rsD5v/pRUUCSjjN0I1YGri4EtRnHtIVoJLiI6Vo=' 
WHERE 
  key_id = 'cd00c9589aa7486f1325d44202058bf153c13878f6da3f0de1d379b4777ab75c' 
  AND (
    token = '+rH5rsD5v/pRUUCSjjN0I1YGri4EtRnHtIVoJLiI6Vo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )