UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ouWvMrcErT4KYIM9qbHq0XFBN3Nc9FxWrRY3iDpV2cg=' 
WHERE 
  key_id = '56268d8b9aebc83a03ace28bb218ac39f70d9ffebf1aa124c1a9980b85680796' 
  AND (
    token = 'ouWvMrcErT4KYIM9qbHq0XFBN3Nc9FxWrRY3iDpV2cg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )