UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PXIb9I5NP+XYQY090z65Mo3GC0iWViR6BbFp1lWjkfE=' 
WHERE 
  key_id = '6da915f34c0d39e5b3462ee50ade2154916af840b72add5eaebc036f202feeec' 
  AND (
    token = 'PXIb9I5NP+XYQY090z65Mo3GC0iWViR6BbFp1lWjkfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )