UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KhLAiwjm4EI3wO3hdn1WO44z9UKLmwhIxxH80kL/Ytk=' 
WHERE 
  key_id = '7a5189bfc55a49e42d5d2c91ab022e71089efca93fff02be9a072a2e9f30c22c' 
  AND (
    token = 'KhLAiwjm4EI3wO3hdn1WO44z9UKLmwhIxxH80kL/Ytk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )