UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1zXfl2GsTpMrk/5obYV/Vtx6e6or+bkl7VOeq3N6skA=' 
WHERE 
  key_id = '39c20f84255c2db33438e978bc2d670b46d61be8901e106b782b1e7b166e8ba5' 
  AND (
    token = '1zXfl2GsTpMrk/5obYV/Vtx6e6or+bkl7VOeq3N6skA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )