UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L8KTua8Hy4OfZ9nTC32sto451b6w2T2MPrcrdTdt+DA=' 
WHERE 
  key_id = 'b615fa168d86bed3c933c0f8d90e3393d77664540b60cb27dbcc2999e949b130' 
  AND (
    token = 'L8KTua8Hy4OfZ9nTC32sto451b6w2T2MPrcrdTdt+DA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )