UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5OVpdnDzC+lDScnWgLz9/T+uPPgmMUnPYq+bxwPdg24=' 
WHERE 
  key_id = 'ac9c0b7518b65b3fde063604c08c516aa880e2591f0cc62badc5cf993f060704' 
  AND (
    token = '5OVpdnDzC+lDScnWgLz9/T+uPPgmMUnPYq+bxwPdg24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )