UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+uRnNtYhTT390LhMhbVw9m4MpeC0SFHTUVWtvDjUOtI=' 
WHERE 
  key_id = '971729bfe005c6c5e39956aa759931a29d3613543f2452d8056a3add174cce90' 
  AND (
    token = '+uRnNtYhTT390LhMhbVw9m4MpeC0SFHTUVWtvDjUOtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )