UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WTXdfNvefRadZD4jvXvVZ5F0LZC57Tjb+lvmBBPF5nk=' 
WHERE 
  key_id = '8027676457e084eea60bf6f1cedee4755777dee8263c5045a3d7430380e4db0f' 
  AND (
    token = 'WTXdfNvefRadZD4jvXvVZ5F0LZC57Tjb+lvmBBPF5nk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )