UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gd50I0MO0CLwox+ETXkVbN7XPPOZg91D1yFLN/ARAYs=' 
WHERE 
  key_id = 'e6cb147da847e16ba606539ac155bcc2934bc274ae5023545f8a4c54aebe9218' 
  AND (
    token = 'Gd50I0MO0CLwox+ETXkVbN7XPPOZg91D1yFLN/ARAYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )