UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2/CN+r6Vzc9BXiKitf1yPYrc6GQFML+lADM/6T8srk=' 
WHERE 
  key_id = '83f1d04fb2fcf1f32f2a6129c8db9b23347b709f9969d1a2de06e9581863337b' 
  AND (
    token = 'n2/CN+r6Vzc9BXiKitf1yPYrc6GQFML+lADM/6T8srk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )