UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MxlJ7xeq8Fg9CcI9OnW3nToDI/n8XpbgpG/XSadGmPg=' 
WHERE 
  key_id = 'e39184a4be9673f689f74fbc2c7983b89a84c725095bb7a381acd62c50163491' 
  AND (
    token = 'MxlJ7xeq8Fg9CcI9OnW3nToDI/n8XpbgpG/XSadGmPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )