UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7nEszh1pbb9XQwgOikvi+k6cbUgEQim1Wnd98amzIWQ=' 
WHERE 
  key_id = '4ac75d2e4e401810727462cd47e8f13937a606fb1ed3be761c5cb971080e2f8b' 
  AND (
    token = '7nEszh1pbb9XQwgOikvi+k6cbUgEQim1Wnd98amzIWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )