UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C0xNN2ZDGK1m8vj/MoS+sUX/crq2UO87YFRmHRfg3y4=' 
WHERE 
  key_id = '6d95ad7d7e0c9d062dfb6093792ded58832e2481b9f7828e84aeb6a8ba9ceb18' 
  AND (
    token = 'C0xNN2ZDGK1m8vj/MoS+sUX/crq2UO87YFRmHRfg3y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )