UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WKeNp5Lm32rpnOythRppmvVMBz9Wvu2OTB4wKm/wJMI=' 
WHERE 
  key_id = 'a1e9d77edb3623e196a99f77b1f7134e7b02f129c66972561bc2b361bb6a7b06' 
  AND (
    token = 'WKeNp5Lm32rpnOythRppmvVMBz9Wvu2OTB4wKm/wJMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )