UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EhpBBZWvVLZg7wAUy+sjjJqwu19E6FYU66fQMdGBbdI=' 
WHERE 
  key_id = '9723b9c3f7eb761b314f631d8acd198cc4a37c839d8c4b47e14b79aaa805db58' 
  AND (
    token = 'EhpBBZWvVLZg7wAUy+sjjJqwu19E6FYU66fQMdGBbdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )