UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/kjOicmUKyzGREOI2CNq3TU2QwJ0dvhAEDWLZFB09xo=' 
WHERE 
  key_id = '15f4663e97757e145a661523885cc90b03dae2e34e56106a3b7ac983f377b098' 
  AND (
    token = '/kjOicmUKyzGREOI2CNq3TU2QwJ0dvhAEDWLZFB09xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )