UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ptTgncc049s5f8BYmsKeYuHwBBBBPZ/0MRSIglacmY=' 
WHERE 
  key_id = '2a5e6bc569eb3b4fa044301a33ec57357b18a7101a1400a6e95221380f8b449f' 
  AND (
    token = '8ptTgncc049s5f8BYmsKeYuHwBBBBPZ/0MRSIglacmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )