UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PxwjCxA7HqTyL4s7iyMiUNtYJqc0QLwxLwBzUyDy0rg=' 
WHERE 
  key_id = '5fa7d459da67d9355d5d8076f7c9df5cc51b58ad24df649a545923f305e41158' 
  AND (
    token = 'PxwjCxA7HqTyL4s7iyMiUNtYJqc0QLwxLwBzUyDy0rg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )