UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nCUdcz9HV3bbeJ9W/2ZdAxZsnk2iUGh6gcv+CCvwaKg=' 
WHERE 
  key_id = 'c0e40af23e48383205911e2815bf4f3947b610488ce976873d7e65dbb7e39b95' 
  AND (
    token = 'nCUdcz9HV3bbeJ9W/2ZdAxZsnk2iUGh6gcv+CCvwaKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )