UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+/k5R5dYt6VwpMvRcuZCAvhvSjOeD1RzsgyFoU2Mvmc=' 
WHERE 
  key_id = '519caff1e0607d6fe66683205884c54294eea90d9b856d42b5ce2ddefece90e9' 
  AND (
    token = '+/k5R5dYt6VwpMvRcuZCAvhvSjOeD1RzsgyFoU2Mvmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )