UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NL/vv76b3Ma1ccauFvJXHyn4G1m6osGzlNyIMureAAY=' 
WHERE 
  key_id = '620b1b19c34d7a0cc1cd96015a0ffe41c75301fa05427e9ec7856932b7084569' 
  AND (
    token = 'NL/vv76b3Ma1ccauFvJXHyn4G1m6osGzlNyIMureAAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )