UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n7SjG8ZnlwUNmw1ViQS332OolJd0aJsnqEDjoS2oR1Y=' 
WHERE 
  key_id = '51100f71cabe9a8dccdac41b87d1eaed5d1ed0ed238613664f9393fc6d0fb5fd' 
  AND (
    token = 'n7SjG8ZnlwUNmw1ViQS332OolJd0aJsnqEDjoS2oR1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )