UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5PC1INqgedb99HlhDpYuJ1icYuV4Xv4GhIPUiwHEkZg=' 
WHERE 
  key_id = '76985cfe2c6e5b70c37e1c0f7233cade660953e007b9b24dc3c23e7b96631bad' 
  AND (
    token = '5PC1INqgedb99HlhDpYuJ1icYuV4Xv4GhIPUiwHEkZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )