UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RdmJ4jMmxoj+xUkOKV18C8akjLDroJHhfIbHuzO4qqg=' 
WHERE 
  key_id = 'c984d8192ddb333d3b6062035293ba26e3dcc57237364de4b685219f226b1986' 
  AND (
    token = 'RdmJ4jMmxoj+xUkOKV18C8akjLDroJHhfIbHuzO4qqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )