UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ez75ATIbWs6nTmLATc+FjAXJWCL3l506xwII5VJyMrM=' 
WHERE 
  key_id = 'a5d2e431bea42170cfd718d40f82610d2a18ddfc79707a4500f88301faabdddc' 
  AND (
    token = 'ez75ATIbWs6nTmLATc+FjAXJWCL3l506xwII5VJyMrM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )