UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MAx6MCcy9+jRYLOTePdgZdrFRbEm7RRq3cLHAfLWUQs=' 
WHERE 
  key_id = 'a43f734bcf0fca98f8f5736b93ef918587831d0545ec936178ef6be8eeb0c88c' 
  AND (
    token = 'MAx6MCcy9+jRYLOTePdgZdrFRbEm7RRq3cLHAfLWUQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )