UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlQwvHH/q1Jp+ymBWG3osHOqdRLi5dDargyF6d9yN0k=' 
WHERE 
  key_id = 'a8b5991347d8d0ef94cb27c0dd3e9e8d5c352a47155929f6599c9d2ce2b304e3' 
  AND (
    token = 'MlQwvHH/q1Jp+ymBWG3osHOqdRLi5dDargyF6d9yN0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )