UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BBdRUoNxrWB2a74/DrhKR1hVOytk6GtwCGoRX7WBRdc=' 
WHERE 
  key_id = '573cbc8c6bb5cf1d2fc6f80432d06b4c67f5fa86a054ab549200293b2c871049' 
  AND (
    token = 'BBdRUoNxrWB2a74/DrhKR1hVOytk6GtwCGoRX7WBRdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )