UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GaSx2WjPDxc4IloVzy9uzvvN+I46VJ7/FnFwosMcrkA=' 
WHERE 
  key_id = 'a51adb6a3c2499404eefc43e507d9f823f09a10164eb06184faf4d66977ab2b1' 
  AND (
    token = 'GaSx2WjPDxc4IloVzy9uzvvN+I46VJ7/FnFwosMcrkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )