UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iSGH8I4xjj4flxrBcU26TR0pXnjtagKw3ThJei5+iMk=' 
WHERE 
  key_id = '6245f89e8e787efba01929a521571ea7409767c438186ea4151723940d857b9d' 
  AND (
    token = 'iSGH8I4xjj4flxrBcU26TR0pXnjtagKw3ThJei5+iMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )