UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pqv0hmDzl8ek26JXqEyJxr+olmpqJydc0laJn624NNE=' 
WHERE 
  key_id = '4e609b9fc230ab76f61365f64742505410c8666f0f4c70c4f654da1b564b072f' 
  AND (
    token = 'Pqv0hmDzl8ek26JXqEyJxr+olmpqJydc0laJn624NNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )