UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E6xUe4XF2pAZgbjzN3OXw8XTMooNDCyiL8PXz/bO57w=' 
WHERE 
  key_id = '3eab75bcca7db7c204938c9998359b6a277f884ab7554cc06a73383433bd9b24' 
  AND (
    token = 'E6xUe4XF2pAZgbjzN3OXw8XTMooNDCyiL8PXz/bO57w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )