UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ReQSuA7zJZB2uoXpWaq8tgDuoSCoK1jPebypBd/2FHg=' 
WHERE 
  key_id = '97ab192ab9a274a20ab590866f06edbe66cef84b35842e0293d87a2f7a9c7192' 
  AND (
    token = 'ReQSuA7zJZB2uoXpWaq8tgDuoSCoK1jPebypBd/2FHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )