UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'thoL+apX+sWz1eSc5sfIb4VjurRFkG+LcoUudZEV80E=' 
WHERE 
  key_id = '2bd6565fa7d70e4f76d7da65146a5fe998eb17d0c8d515e9e5c3b57084fc5de1' 
  AND (
    token = 'thoL+apX+sWz1eSc5sfIb4VjurRFkG+LcoUudZEV80E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )