UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'plDZQWOAoqDZonaq5AFSPDY42c+p3tmbkcM46LchwXk=' 
WHERE 
  key_id = 'e3f663234e2531bdc184224ad33cf610063e9137d0eb8853facef4b97cb02e55' 
  AND (
    token = 'plDZQWOAoqDZonaq5AFSPDY42c+p3tmbkcM46LchwXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )