UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8jE5YSzpOI4lw+dFa6nbctxwDYYquwa2Zx1oajq7r0=' 
WHERE 
  key_id = '70a72114f66f812c5ced2878275c974c57b743a0a3ff2c46a8cbfeb57debf334' 
  AND (
    token = 'm8jE5YSzpOI4lw+dFa6nbctxwDYYquwa2Zx1oajq7r0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )