UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uKLbo6/jMQmUMXq4ood4XnTNpt/Ml3+Ud/at4bLqXr4=' 
WHERE 
  key_id = '338e94e8e0e6dbe15343aa424cd5e9b9b079afb0f527a6e1786a5707b224c4cc' 
  AND (
    token = 'uKLbo6/jMQmUMXq4ood4XnTNpt/Ml3+Ud/at4bLqXr4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )