UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6GDTCX/wyTsqhCfFDTijztOhX0qctU7huq3IH0AV+M=' 
WHERE 
  key_id = '8f728a2cd87a2473729693debbf989fa02e496fc6276c1d2225aabd6bedfff3b' 
  AND (
    token = 'u6GDTCX/wyTsqhCfFDTijztOhX0qctU7huq3IH0AV+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )