UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RD4r6QTNNavbhAKObXFIhmEFmNLsAn3c0kXxHZ82vaY=' 
WHERE 
  key_id = '0a6771a97e4381bd78a89fed301791ad4bad3f434b9da7ef0be86364da91efd0' 
  AND (
    token = 'RD4r6QTNNavbhAKObXFIhmEFmNLsAn3c0kXxHZ82vaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )