UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uDOMFwXamG88o9w5ngCSJLG5A3N/uQebFz31vtHgH+o=' 
WHERE 
  key_id = '396acf7be8c2e18f391a753b7958283296b4294bd2c77840028cbe43d8156083' 
  AND (
    token = 'uDOMFwXamG88o9w5ngCSJLG5A3N/uQebFz31vtHgH+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049