UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u95el0rOr8KcqJZiyX9SXA9eKbQxyyXAZD6y4OlpFIc=' 
WHERE 
  key_id = '762c7e8c4e7226bb3054476b41c2d6b7f83f1b2448d72ebacbf382378745c520' 
  AND (
    token = 'u95el0rOr8KcqJZiyX9SXA9eKbQxyyXAZD6y4OlpFIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )