UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'amT8eH0fHfiKVEm55hLtS6d75Err3vzxksswt+iFaao=' 
WHERE 
  key_id = '38c6a38e98c5c1651effd38289db59cca3bbe1c2cdfb6ef806aba6e8e159de71' 
  AND (
    token = 'amT8eH0fHfiKVEm55hLtS6d75Err3vzxksswt+iFaao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )