UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8AJ+a8vOPU7dPOjAcaE4MYeFKUMHWwTxBpus9sj1GRg=' 
WHERE 
  key_id = 'a1e4e5578e9e48e261a1b804813beec44322ea542d5bc50719ea45a299ae83e4' 
  AND (
    token = '8AJ+a8vOPU7dPOjAcaE4MYeFKUMHWwTxBpus9sj1GRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )