UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8EIpCP4v1vzZAjvg1V9Lo2ukC5LqncfxZJDuvzCa3nU=' 
WHERE 
  key_id = '229a5a766785d2367fcde78bcef8203e8d4da5ef76920d783718398b61487882' 
  AND (
    token = '8EIpCP4v1vzZAjvg1V9Lo2ukC5LqncfxZJDuvzCa3nU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044