UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6tkTbhGXRu2VCKcSH6N76DkKnyq9PRWNEqJXUeTBKw=' 
WHERE 
  key_id = 'd35cc7f954b36acf20d90ae76ef338054cdcd75e58287cbd0d3a6e28df321b15' 
  AND (
    token = 'b6tkTbhGXRu2VCKcSH6N76DkKnyq9PRWNEqJXUeTBKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )