UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WtIDxNSDDUdG8FQ4YtEwIKbC2UB81D6sxlKWMDvt/Ro=' 
WHERE 
  key_id = '3bf453524563f9092c34cf74f3afbf02e13179f4789908460cae913b2203658a' 
  AND (
    token = 'WtIDxNSDDUdG8FQ4YtEwIKbC2UB81D6sxlKWMDvt/Ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )