UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oi4MNYfXolGSPiV6n5OgW7hAvTrO0u70CSkeFf9K0LM=' 
WHERE 
  key_id = '21d8b0664fc9ef1e8f965ddf9c8a85c5eeb0c77a5b822af98a9d250c0ff64c19' 
  AND (
    token = 'oi4MNYfXolGSPiV6n5OgW7hAvTrO0u70CSkeFf9K0LM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )