UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'huI7zD0GvJTx94r/aq3TV4m9WlYIevUZUWREklILtKk=' 
WHERE 
  key_id = '937d817f35f5b183982b7cea87c557650be52ce072058d942dce9a06e707f05f' 
  AND (
    token = 'huI7zD0GvJTx94r/aq3TV4m9WlYIevUZUWREklILtKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )