UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2gYvbdcxdP3dP+GBNZtrPuYidIjok/hDSlaLmX7ky4=' 
WHERE 
  key_id = '8c685d9f0a8c8afe690791f176e7b2b27e32c55852fe80eb8f973ade3beea615' 
  AND (
    token = 'a2gYvbdcxdP3dP+GBNZtrPuYidIjok/hDSlaLmX7ky4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )