UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bl6bLoT7cfInOgL9u93p28iYuAaAIAB2AdRPYuo8WWs=' 
WHERE 
  key_id = '8dd606722e5c340dd7e29c2a88df099dc170009991c667b529aab92ea0e78b8f' 
  AND (
    token = 'Bl6bLoT7cfInOgL9u93p28iYuAaAIAB2AdRPYuo8WWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )