UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CpVISYFmeZr46Ho1ob7GnOvrHNp7HgpIeK4t67iWXuA=' 
WHERE 
  key_id = '755c1dad3d99b391cdb43bd95a61fb80509846c53f221a2c4314c23d4d057432' 
  AND (
    token = 'CpVISYFmeZr46Ho1ob7GnOvrHNp7HgpIeK4t67iWXuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )