UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ksk34uU0gSNfqCIc9nX6XuqfXHG4foB421adbn7jspg=' 
WHERE 
  key_id = 'da1676523e54c52ccbd2c499146be9fa7b0b8d472189828fb6799c0f62965682' 
  AND (
    token = 'ksk34uU0gSNfqCIc9nX6XuqfXHG4foB421adbn7jspg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )