UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LKOx30Bv726bXpIMaUtex3y18OmHdKltfguJhK6uxD4=' 
WHERE 
  key_id = '83534f89ab7333b7d59ad16cd99cba4c9b0ff193b7eea9c6d5afd896acc3f3ce' 
  AND (
    token = 'LKOx30Bv726bXpIMaUtex3y18OmHdKltfguJhK6uxD4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )