UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c4GHxmlLLtdLtcRW8sV1oelnMMNrM94Gbgqsw5b+geM=' 
WHERE 
  key_id = '195ba93b68eb79a723c8954aab8bec3df9a87869c96cc4bb6f2bd072b58e6e9c' 
  AND (
    token = 'c4GHxmlLLtdLtcRW8sV1oelnMMNrM94Gbgqsw5b+geM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )