UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xn2ttjGUZMk3ZgNYix/9BHqw2t98/b7AHO+F1u5FEWI=' 
WHERE 
  key_id = '2e20617a795cb34a902e7a048afda71d3169097bdc868ae8ede33673733466f2' 
  AND (
    token = 'Xn2ttjGUZMk3ZgNYix/9BHqw2t98/b7AHO+F1u5FEWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )