UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39m+UO4s0V9CYTdptz6yoYML0d4kBSOvxT4oLuN5mH4=' 
WHERE 
  key_id = 'ee6b27ea8984efa5475bbc28d0c57c1913dc95c8d92c5a8df7a0b93a1f2cb5ee' 
  AND (
    token = '39m+UO4s0V9CYTdptz6yoYML0d4kBSOvxT4oLuN5mH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )