UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3vY75vypIJg3HkKGuR2szipcHLa88L+tEEnyNqxX5s=' 
WHERE 
  key_id = '6727a65b653ea26831cf0cb260e982d695c67f9723ca6388ad75b8bb1d702bf3' 
  AND (
    token = 'U3vY75vypIJg3HkKGuR2szipcHLa88L+tEEnyNqxX5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )