UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BUo50vL/tOegLwChmMhvp/gJneCvBoLt0KpNL1LjTtc=' 
WHERE 
  key_id = '76899cb19a6eda576991a48e861a7be6b3391a7e64a8dc89f336f861a4dec3a4' 
  AND (
    token = 'BUo50vL/tOegLwChmMhvp/gJneCvBoLt0KpNL1LjTtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )