UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k34a0t5KPtXFeTgRqgEVTN2ULggkVVSVC86AOoaPIMw=' 
WHERE 
  key_id = '7c26b1a919e252f73bb344a775eafa81948030488b569e86bb527713eb5eb56a' 
  AND (
    token = 'k34a0t5KPtXFeTgRqgEVTN2ULggkVVSVC86AOoaPIMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )