UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mj5Y36onxipCfM5d9ceoYA9my1Cn6vNUOW6uhyEcwUU=' 
WHERE 
  key_id = '6b35784b0764f86ec4bf79a37dc30743378e029c36b2b042a7f03dd3cf1bfc84' 
  AND (
    token = 'mj5Y36onxipCfM5d9ceoYA9my1Cn6vNUOW6uhyEcwUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )