UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emYFxhjU+XuWYDPVY5aAAITQNCx96r78UC+VQA3WIqk=' 
WHERE 
  key_id = '6f67612ad6578a152a0173d98db27af1d1be2c95bbb487b9cd2322fcbdb97df0' 
  AND (
    token = 'emYFxhjU+XuWYDPVY5aAAITQNCx96r78UC+VQA3WIqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )