UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LvKtb4aNRu6pY+gWFaUN+gIKinuONwr7QKQM6bPdgUk=' 
WHERE 
  key_id = '16d53667cd06dffaabe04efc5ce49d623aa36accdd13eb96c51a0922122ffaa8' 
  AND (
    token = 'LvKtb4aNRu6pY+gWFaUN+gIKinuONwr7QKQM6bPdgUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )