UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q4k1ldPyknxt7FRuxXEWx/e6YB8V/PhAdqUsVfduExw=' 
WHERE 
  key_id = '4d9e1ead962ffd56c65a4d97fda98568505662901c84381540376d8301bb0734' 
  AND (
    token = 'Q4k1ldPyknxt7FRuxXEWx/e6YB8V/PhAdqUsVfduExw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )