UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TuC0jlYOBXiywNfVmTYQBfM3VDT2epd+mjO385XBefo=' 
WHERE 
  key_id = '79a15d4f6ff9b5389dddcd599207e03e99966df2094a4f0b954adb1b48f364a9' 
  AND (
    token = 'TuC0jlYOBXiywNfVmTYQBfM3VDT2epd+mjO385XBefo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )