UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LZm4l2aKCnBb5wkbCl1xaLfZX4szlgrMjTuuCvFIeEw=' 
WHERE 
  key_id = 'ff9f19830366f77f13df741095774552e3bb543574c1be1f39f51de2c147c4f6' 
  AND (
    token = 'LZm4l2aKCnBb5wkbCl1xaLfZX4szlgrMjTuuCvFIeEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )