UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTRrrZW5V5TJgnMJ+vDP2uvFS6JOZrsM67sOAgDLwlI=' 
WHERE 
  key_id = '555bb47d2494a2f48ad35898207710275eed67ee0128042093b47bdd0b8568d1' 
  AND (
    token = 'MTRrrZW5V5TJgnMJ+vDP2uvFS6JOZrsM67sOAgDLwlI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )