UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lJHZUMZT3DRkBUX3FWMSm/El/sxK2XXaO8zdDrCIgts=' 
WHERE 
  key_id = 'f5472d18e50313da63aa378a9a24eac52b0fb88fbaf711b85b75489dc54ffe58' 
  AND (
    token = 'lJHZUMZT3DRkBUX3FWMSm/El/sxK2XXaO8zdDrCIgts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )