UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMk5aQodp0z7DDYpTTI2j3xgvk3rTKHYFma0BvPokC0=' 
WHERE 
  key_id = '94febffdcab5893d04b6dc82f39363d1e38991b3a85f899e6140f7c411b15a63' 
  AND (
    token = 'RMk5aQodp0z7DDYpTTI2j3xgvk3rTKHYFma0BvPokC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )