UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qw3nJjmKRcb18rrmtO+6V5pBZPfTjmLhaEXd1F1JelU=' 
WHERE 
  key_id = '1af539c9111ae6284c6ea655834a12bbd3dcfbc5521412dfcc7ede564fc4f8e2' 
  AND (
    token = 'Qw3nJjmKRcb18rrmtO+6V5pBZPfTjmLhaEXd1F1JelU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )