UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qnDbmezKxYZ7vHtAGXMyf8Zuc+LdwdZx6mQlJPb7i1U=' 
WHERE 
  key_id = '68b320d9516df217e18f7de04048ba01e29fbbeaceaaedd05a57493cc6480029' 
  AND (
    token = 'qnDbmezKxYZ7vHtAGXMyf8Zuc+LdwdZx6mQlJPb7i1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )