UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g2Ze4o2WgnnTvtLhxqEmSpOkRu4UDDGvvpA57+R563I=' 
WHERE 
  key_id = '996c7c55d006c2fc247702d413a2c68b2817e0b17da31f1aea1164068a4f947d' 
  AND (
    token = 'g2Ze4o2WgnnTvtLhxqEmSpOkRu4UDDGvvpA57+R563I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )