UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eWzSe6uDURP3hWNtX/MgDXL01iiQh5UQMXjHA6CxCH0=' 
WHERE 
  key_id = '43e35ec1f2f8396bf23a986f196bf234c723800944aa195444da67f83fe3b75f' 
  AND (
    token = 'eWzSe6uDURP3hWNtX/MgDXL01iiQh5UQMXjHA6CxCH0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )