UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B2cO9cJ6vk3K+6eqGot33z5zYVauK6wOF26n3y+0ixA=' 
WHERE 
  key_id = 'ae2fa8c6446e0d60d5645fd31449b24fd6e11cbd479e0109fd65d9e452107f0b' 
  AND (
    token = 'B2cO9cJ6vk3K+6eqGot33z5zYVauK6wOF26n3y+0ixA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )