UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gx0Ayv1PfpwpYss+hZHJWZy/eYxbK5hy7dri8ncUPio=' 
WHERE 
  key_id = '2a2c4c142a68effdd5429b0624132812cbf441e2c5ef91c334f65f48c0dc95c8' 
  AND (
    token = 'gx0Ayv1PfpwpYss+hZHJWZy/eYxbK5hy7dri8ncUPio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )