UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rtMRTedKnn4gt6W/+38yMjpvP7bqjjaxZYFoUr8O7DA=' 
WHERE 
  key_id = '44776265764f248ccf55189ce2a129026841fd3b6e49de2640e05f991d31281b' 
  AND (
    token = 'rtMRTedKnn4gt6W/+38yMjpvP7bqjjaxZYFoUr8O7DA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )