UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pm2nQ6olAcQ46tStepEy2BXlwJCQXFC5AiAIDqzcKI8=' 
WHERE 
  key_id = '768f1f50294ece917a9aea8008cd05f0b63d8d083e173a4a40eeccd5a68b59be' 
  AND (
    token = 'Pm2nQ6olAcQ46tStepEy2BXlwJCQXFC5AiAIDqzcKI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )