UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZAwMFuiUr6IvAZBWuyqHWUaVq391TNsXu7f6UmueCaE=' 
WHERE 
  key_id = 'e4a01aa0a38460b51cb3dd50a2cc2cd97a256b0dcf3fe78615f472227c0ef7b4' 
  AND (
    token = 'ZAwMFuiUr6IvAZBWuyqHWUaVq391TNsXu7f6UmueCaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )