UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2/pk70jWtcwnK1aHT5gRGqb8KSQCvolQR4jiojSQUzI=' 
WHERE 
  key_id = '6e21c3148244518c20a7ddc1d9a2b18079e9e5f75dec6a8f9205674dee67318f' 
  AND (
    token = '2/pk70jWtcwnK1aHT5gRGqb8KSQCvolQR4jiojSQUzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )