UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tk/daCVasNZZjn1rNYsG20DYZTYD27Gl4Z8Q6UkLCqc=' 
WHERE 
  key_id = '8958fa539cb972cd671d376bcc84345fa3447e0cd394be40109be80e56846144' 
  AND (
    token = 'tk/daCVasNZZjn1rNYsG20DYZTYD27Gl4Z8Q6UkLCqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )