UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gRfh0gUA8FgLZT6pw/x5KG/AzaZXUu2NWHTkucvfbyI=' 
WHERE 
  key_id = '0eda10d8e1765fde641c0feca4c9e4b5992948f4e20985787615de584f63f299' 
  AND (
    token = 'gRfh0gUA8FgLZT6pw/x5KG/AzaZXUu2NWHTkucvfbyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )