UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AjehmCo/9kehZvY3DD6nI25odrq09TANRxUhPLUqEjU=' 
WHERE 
  key_id = '2b3b01f99b55db4e3c52e8d437230fa44df2f936f4e8c8d59b451ecadd1bb0a3' 
  AND (
    token = 'AjehmCo/9kehZvY3DD6nI25odrq09TANRxUhPLUqEjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )