UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FL6ldzMOWULdABZJayNlI3g1feeN89hjKWqaUnk+2cU=' 
WHERE 
  key_id = '4c77f0df30875a109088e73adae40fcf74fe5e84107798f1f94d635df9b24245' 
  AND (
    token = 'FL6ldzMOWULdABZJayNlI3g1feeN89hjKWqaUnk+2cU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )