UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FgrQw+rsgujn8B0iEp7t+XKGiJl/kx7zHlnMYvhzSgo=' 
WHERE 
  key_id = '5036e94906f5c2254a4e47ca6ccb6a01bcf5bf15e65882757a835d88da91b093' 
  AND (
    token = 'FgrQw+rsgujn8B0iEp7t+XKGiJl/kx7zHlnMYvhzSgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042