UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ln7j3C3SW9BBXNrDcw98IctxWlAMLEytsqAkp0P/HfU=' 
WHERE 
  key_id = '262828eded63efc75aae4514335ecbbc8c5270a6017e7bb479b55a943d8eb7d5' 
  AND (
    token = 'Ln7j3C3SW9BBXNrDcw98IctxWlAMLEytsqAkp0P/HfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )