UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R8GXB+GoZqkx9ZJsBf5xTFJrCAWG5GOXWu9C5sblJRk=' 
WHERE 
  key_id = '7ca5e3be61fcdd56246eea7e7b1f8ddd193d0e1026f3295817acc9bc387a1f81' 
  AND (
    token = 'R8GXB+GoZqkx9ZJsBf5xTFJrCAWG5GOXWu9C5sblJRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )