UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PvW/4z3HV7zD/9TFvf2wS133u+Y2V+GdCvV566uTxKI=' 
WHERE 
  key_id = 'fce6cc8a09246262ada8fa6edafeb49b10c6496d20614acbc666c51df95db6e4' 
  AND (
    token = 'PvW/4z3HV7zD/9TFvf2wS133u+Y2V+GdCvV566uTxKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )