UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v3Z9umfpOY4PD730SMwOoLIf5kmmp2i6twehtVDGph0=' 
WHERE 
  key_id = '821a440d60b0f1d3796fa9ad479707a7b55a307322a812aefad5162b02dddc0b' 
  AND (
    token = 'v3Z9umfpOY4PD730SMwOoLIf5kmmp2i6twehtVDGph0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )