UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NExGsNOyM5F/1Zi3eEd4EUQW6NOSFl2GmWCggzycneM=' 
WHERE 
  key_id = 'eee0c6fa0f5b53493efd74d9c1e56aa967c52bfe537ceef95a958b5baf2694c7' 
  AND (
    token = 'NExGsNOyM5F/1Zi3eEd4EUQW6NOSFl2GmWCggzycneM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033