UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8b+kr2u+gPkWoqAOBCTWa7HJvXbqOAeqBZR76VoN858=' 
WHERE 
  key_id = '29bc56fb7ea52aa0fa47f4e21b77d54c395682e763bff6b0c756bd4fd21756fb' 
  AND (
    token = '8b+kr2u+gPkWoqAOBCTWa7HJvXbqOAeqBZR76VoN858=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )