UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '20FrWSnjW2su2ToRX+6a5rmxFq3dzyOcrC4cUE51gNU=' 
WHERE 
  key_id = '15181c5e31ac19399055e5ecb31350f64904c6d032b7c49e4f83de6fb8c6a937' 
  AND (
    token = '20FrWSnjW2su2ToRX+6a5rmxFq3dzyOcrC4cUE51gNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )