UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KStQ23VQb9L6NZDHE/4m14wgK5P8ihAxQtPpp4PETLc=' 
WHERE 
  key_id = 'c6efd2dde5b0637948d8667c018273ff3226d76fa1d5cb309090d3feba9fcdfd' 
  AND (
    token = 'KStQ23VQb9L6NZDHE/4m14wgK5P8ihAxQtPpp4PETLc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )