UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '48cjajRfSmVSUyHZN8PoMk8o7M0hz+eOJ/X1nk0WtPs=' 
WHERE 
  key_id = '973e15d74208593b2e8c35e11c922c854aee71587a80e490f5da5c3e435fe9f8' 
  AND (
    token = '48cjajRfSmVSUyHZN8PoMk8o7M0hz+eOJ/X1nk0WtPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )