UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nwyn9EPpIaJ6Fr5SC80UwIbD2PSHKJG8Sa2mNEWChDo=' 
WHERE 
  key_id = '174e56e7848e04bb84577c28798402f62102a435bac959e78c9ea203ac33d46c' 
  AND (
    token = 'nwyn9EPpIaJ6Fr5SC80UwIbD2PSHKJG8Sa2mNEWChDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )