UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dknyoN0P6wQpJNDSQPtn7UwdwmiDc4MraApY8yBGv9U=' 
WHERE 
  key_id = 'a2eec1081e3aedf527efe2705238fd3df87b633e786de2a1cfd6dfddcff411a3' 
  AND (
    token = 'dknyoN0P6wQpJNDSQPtn7UwdwmiDc4MraApY8yBGv9U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )