UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iaR6T+/suPU72I5NaP8liT4PQbA34BwUHa+iw6zCq+U=' 
WHERE 
  key_id = '5b928d95abb8738fafedd7f38575119a662efb3d36d4f31b085af055ab32e2a2' 
  AND (
    token = 'iaR6T+/suPU72I5NaP8liT4PQbA34BwUHa+iw6zCq+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )