UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ocN2B9eKt6eI3PCwQ7U5KgATAg7PF6C/3iFGQEvj/KE=' 
WHERE 
  key_id = '8afe3efbfc402aae363780b534cc3221deba37ce97cedb0ca126299b16175f0f' 
  AND (
    token = 'ocN2B9eKt6eI3PCwQ7U5KgATAg7PF6C/3iFGQEvj/KE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )