UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KNlcVoKAeq2oj7M7PNH7KCf1dkxqwB5On/sww8zCIw4=' 
WHERE 
  key_id = '4a8ca5612535bd192c5d1c2ac18aa78d455708fd956fdaa589cde524843209c6' 
  AND (
    token = 'KNlcVoKAeq2oj7M7PNH7KCf1dkxqwB5On/sww8zCIw4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )