UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I+E/b7gnlQNzgFX5h2tSxkCVqUQSfRuU902GfxY/eMg=' 
WHERE 
  key_id = 'b7e4379a996ca8260521599f3884b67f6fac39eb7d6a83a92579d84467e0af19' 
  AND (
    token = 'I+E/b7gnlQNzgFX5h2tSxkCVqUQSfRuU902GfxY/eMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )