UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ug5GnEP9y4or7OFSCHWRhX/yCN4sMgx01Snm7Ukm/DM=' 
WHERE 
  key_id = 'b4862a90428d45d9958805bfc901e21166971e57a19a90fe2e7e7b868293c8b1' 
  AND (
    token = 'ug5GnEP9y4or7OFSCHWRhX/yCN4sMgx01Snm7Ukm/DM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )