UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IzwiTf8qfdUJmp27Z1e5dlB2cmcsKbUQpn+JLyail8Y=' 
WHERE 
  key_id = 'b27b07491527ac006f5a3f62a5c2dc8fa2893cd2029d6dd7bd700a6ba7f34323' 
  AND (
    token = 'IzwiTf8qfdUJmp27Z1e5dlB2cmcsKbUQpn+JLyail8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038