UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TxN2m0yX7zYI6WI9vOI1/Qv1l/YEIYa44Uj1dhl0hSw=' 
WHERE 
  key_id = '7947ccb3b8d84a98d915802c748ffc43043414a60dd16e905df3d1e0c82f6994' 
  AND (
    token = 'TxN2m0yX7zYI6WI9vOI1/Qv1l/YEIYa44Uj1dhl0hSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )