UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+5PA6QINyTXx8wuUjQSEK3ZNeGdLtmw8fYJqbm3TSJs=' 
WHERE 
  key_id = '941ca9fc5c850d286a9ed5da73ef91302406d76842d66b1df0f896f266d099f9' 
  AND (
    token = '+5PA6QINyTXx8wuUjQSEK3ZNeGdLtmw8fYJqbm3TSJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )