UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QMubvNhd2eyniTc8MmEbKm1Tjx7CJbkNnCULjVWLmKw=' 
WHERE 
  key_id = '28b8033937693520fff7c5d2eee0351113a79fbad9ea2a470f19c2df8d4753c9' 
  AND (
    token = 'QMubvNhd2eyniTc8MmEbKm1Tjx7CJbkNnCULjVWLmKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )