UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DUbdk9+ahPz/2ZRZhn6zTA2oUJrcAhMSAMsWbL3r7/8=' 
WHERE 
  key_id = 'a6fa254eac7f3e1d36a75778e422328d7f7e758feab600e4f5d85c5bd513ced8' 
  AND (
    token = 'DUbdk9+ahPz/2ZRZhn6zTA2oUJrcAhMSAMsWbL3r7/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )