UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MLi/ljrcsAgQ20g6kjNRWW9uqqt27vPYKrIzRRJpRgo=' 
WHERE 
  key_id = '3dcbabdef9085fc420e75678c53d762b206ec557a08b9f7db6dcfe403f2c0eea' 
  AND (
    token = 'MLi/ljrcsAgQ20g6kjNRWW9uqqt27vPYKrIzRRJpRgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )