UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tbCU5cVn5VTmNUA4PzrQ56nRbQqsafGGUECbjqq+Sc4=' 
WHERE 
  key_id = '389df87bb20ae0ccfb5a0ed08727a079a805e36a250b691cd0855f5e94be41b1' 
  AND (
    token = 'tbCU5cVn5VTmNUA4PzrQ56nRbQqsafGGUECbjqq+Sc4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )