UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FVWkG7Zo6docr4S2qftvwjGbr48IBhcXhyskQxQHIdE=' 
WHERE 
  key_id = '3b939185819fe2d89d6b7b79dc2fdb52a423f8f12b60e3193f58c2628c9f0665' 
  AND (
    token = 'FVWkG7Zo6docr4S2qftvwjGbr48IBhcXhyskQxQHIdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )