UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khlSdBOHEOY6uD3lZeuE+HJLvcD3RGvKKePvEl3c4eM=' 
WHERE 
  key_id = '5018c977189b4237d46f6308cf4a0c11dc462a79ca7c2b82584d39b9b0707d5a' 
  AND (
    token = 'khlSdBOHEOY6uD3lZeuE+HJLvcD3RGvKKePvEl3c4eM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )