UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gnd4JW+jn33gYwaVtYb+X7mBXapY1Dto/R7WxNlUflk=' 
WHERE 
  key_id = '5656dd8e9cdb3599ff7421497891243020b9c7d67c5009ba83f102dfc35f12f9' 
  AND (
    token = 'Gnd4JW+jn33gYwaVtYb+X7mBXapY1Dto/R7WxNlUflk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )