UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yuWW18u3UcY9wcegfVbWzqXGKrl2Vzpn+vOeveO4r1Y=' 
WHERE 
  key_id = '795af1a91a7b3d2ba20a5d270609d419059a2c77aeee9b1780e68651045f2ad6' 
  AND (
    token = 'yuWW18u3UcY9wcegfVbWzqXGKrl2Vzpn+vOeveO4r1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )