UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a8zGOyMcw0sJHQHOrwhQ7DwuYqkOqmy4FZ3XFgumAoo=' 
WHERE 
  key_id = '53b8eeec182ebbffa11c293cf0518ef99604bec057d579514c1bc01fdf7d2f8f' 
  AND (
    token = 'a8zGOyMcw0sJHQHOrwhQ7DwuYqkOqmy4FZ3XFgumAoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )