UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rn9ESUSXG+KRT502iN77PD/wPI6p9VMekg/3qgR6k2Q=' 
WHERE 
  key_id = '21cf34b6ef7e315e7e041e8b63d7cfc3d963ba1e0a395fc2cead45171faaa57f' 
  AND (
    token = 'rn9ESUSXG+KRT502iN77PD/wPI6p9VMekg/3qgR6k2Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )