UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'scdC2euZ9qRaCUQtHc+W3HlwC5jY4RSPCmlQa6gnbv4=' 
WHERE 
  key_id = '39e2fa6978fd2478f9b313283303c68d060ffa4d6e9f6a747984f9ab4df00847' 
  AND (
    token = 'scdC2euZ9qRaCUQtHc+W3HlwC5jY4RSPCmlQa6gnbv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )