UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hkbxXscRD7VYVAZ5g9HOY9FovJ+kHmikxFa+pz6CWeY=' 
WHERE 
  key_id = '439b7f1cdff0e1a4762ab79030e9fa8c5ead2a52314e7ee3ecaee66a4cadf189' 
  AND (
    token = 'hkbxXscRD7VYVAZ5g9HOY9FovJ+kHmikxFa+pz6CWeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036