UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FGqdrvKCHAs5cmu9AankvGMx/NfLJOLuaAtf/FXcMCw=' 
WHERE 
  key_id = '6fe54b35cec04b1090119ea22eaaf3fb72b8232a734eb4ff843c545edaad4424' 
  AND (
    token = 'FGqdrvKCHAs5cmu9AankvGMx/NfLJOLuaAtf/FXcMCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )