UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '02ihOpPauOt3F/ws3yuT/Em2KhMhrIPc55JL07K4Gz4=' 
WHERE 
  key_id = '7c5ba28deb2802658dd8c710542104e47df6c3178cc962af9428eeb895ef7b33' 
  AND (
    token = '02ihOpPauOt3F/ws3yuT/Em2KhMhrIPc55JL07K4Gz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )