UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4gMyoET/bEI9AoNQZNW4j6+da6fPrdiwxU08wUSw0A=' 
WHERE 
  key_id = '19d70e07b4392c7e28e72294a3428dbc9384836d054715cb22c4a871c9fe41a1' 
  AND (
    token = 'z4gMyoET/bEI9AoNQZNW4j6+da6fPrdiwxU08wUSw0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034