UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KM7r9aR4yfejC7uA1aUoW627YIfTxX3z3Rl07z9SrrI=' 
WHERE 
  key_id = 'daec78bd7d4d81445023d33539b61b64718fe64942336d7edebeaaa3f9ce42a2' 
  AND (
    token = 'KM7r9aR4yfejC7uA1aUoW627YIfTxX3z3Rl07z9SrrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )