UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mAWkB4C0aNyFg5DNhfEWX5YgBdxsDnyVp00jNq8shY=' 
WHERE 
  key_id = 'b093cc26349e7272684055b319893bb595d3a496a9654fdc7000fc4e5af4de18' 
  AND (
    token = '6mAWkB4C0aNyFg5DNhfEWX5YgBdxsDnyVp00jNq8shY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )