UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RC5z8ElaxG4IFkhFugYIiNK9qmyZsf6fNI6r4C85ee8=' 
WHERE 
  key_id = 'f41268c4226c46768fbe48afe5a19314ef174e94fbf49704723f67a360e2d18d' 
  AND (
    token = 'RC5z8ElaxG4IFkhFugYIiNK9qmyZsf6fNI6r4C85ee8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )