UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CLVYCa+zXmGMvChu4gGD/Id5jlL79VmGHZLe4bWio50=' 
WHERE 
  key_id = 'cbeb43b25546f595f1436867b422c0eed2cb5e0d1089f621da0172ece7c716dd' 
  AND (
    token = 'CLVYCa+zXmGMvChu4gGD/Id5jlL79VmGHZLe4bWio50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )