UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mU0T3C8hUhdaShS7WNg3ajRQPyQCFbMFaLhqVhfbf6E=' 
WHERE 
  key_id = '8d1c868321bfcf37e066a7672b7dde5e0673a22a65de96306339c774f50c0110' 
  AND (
    token = 'mU0T3C8hUhdaShS7WNg3ajRQPyQCFbMFaLhqVhfbf6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )