UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MVotkFivCv6tNsrkNW32MGrBF8od64BdZQ3vCAQ2Ce0=' 
WHERE 
  key_id = '82646882a1799b9c38e69d16227e4d5f930f0bada11272d386e5c8ee05223d13' 
  AND (
    token = 'MVotkFivCv6tNsrkNW32MGrBF8od64BdZQ3vCAQ2Ce0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )