UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ych8JzHJ4IEf3LOgRc67XPYlSqj/z1aN2VJadnPdIM4=' 
WHERE 
  key_id = '83a4c05537da05613ba108073d4488191b466849a72cadb956215e7a61c7c9e5' 
  AND (
    token = 'ych8JzHJ4IEf3LOgRc67XPYlSqj/z1aN2VJadnPdIM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )