UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dXEDA0ntNeVq9le3NUrqxKr6GGdFW9agZWePNF7dmq4=' 
WHERE 
  key_id = '8a9d68309ae5dcc3343331d50ab016404e64edce6bf606f9e35f9c62533adb7c' 
  AND (
    token = 'dXEDA0ntNeVq9le3NUrqxKr6GGdFW9agZWePNF7dmq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )