UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zLudxEaMt9DFXhr58qYD8mIZdCO5SXffjdleSU9torw=' 
WHERE 
  key_id = '752ea8dc52d0f3e2ed31d3895f1f5bac672b9bd0e596e7e76de5527546d4d68b' 
  AND (
    token = 'zLudxEaMt9DFXhr58qYD8mIZdCO5SXffjdleSU9torw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038