UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UuNhCVlvsQHBlTXiDFYW+zP0BYIwVXXBNsYfVksajBc=' 
WHERE 
  key_id = '4e7bab4cdd4dcb853bdfbd05a2c8ed4b76cb3efa6a4634308a7ef1a46745387e' 
  AND (
    token = 'UuNhCVlvsQHBlTXiDFYW+zP0BYIwVXXBNsYfVksajBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )