UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YM4ZiAWFM37LPMNZWNQn0b7kjnavMADxXf7ivG2FzOs=' 
WHERE 
  key_id = '1a8c78fb5646c843ca227c478d331c59f845545ffd222f831aa0bcf4ee9903ab' 
  AND (
    token = 'YM4ZiAWFM37LPMNZWNQn0b7kjnavMADxXf7ivG2FzOs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )