UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rP9eLwf9jIVprYMrAkmTJ3QQ5HMeRk1TbB2MEI8SwEo=' 
WHERE 
  key_id = '8d64c16efc184e96188a584c1f8df4401d71017074089d6848b068df2b8ae8fc' 
  AND (
    token = 'rP9eLwf9jIVprYMrAkmTJ3QQ5HMeRk1TbB2MEI8SwEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )