UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4OYx8pTeBe+qeogI5PIzGynfHT4e7lsmgnz7hk6VKE=' 
WHERE 
  key_id = 'b7e117271ba3585a84f6fb7f9bc2d3ee3f6a1faa0ac9e296b775ad8bfe099a84' 
  AND (
    token = 'P4OYx8pTeBe+qeogI5PIzGynfHT4e7lsmgnz7hk6VKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )