UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PfOXFpio7PhYfMOpkzbrPGO749k6euKlhaz1W1RfpsE=' 
WHERE 
  key_id = 'f50a078886e9502e3707eaa9b5c5931f4cdc0601407582e077775cd956e17329' 
  AND (
    token = 'PfOXFpio7PhYfMOpkzbrPGO749k6euKlhaz1W1RfpsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )