UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fz2SjRrLOp6TNUCweBvVwYAAosfT5EdgTBFQvNIely0=' 
WHERE 
  key_id = '6fe2057a2e1cf6a518a2125f17aa19db7acda7d32a91dbf4751078416da7e931' 
  AND (
    token = 'fz2SjRrLOp6TNUCweBvVwYAAosfT5EdgTBFQvNIely0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )