UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RJd97MmmMzaGEaxPp8+p8DbrL6nJQWARdbwzq2fRmBA=' 
WHERE 
  key_id = '387a93c877fd449f8d892dae4b8421ae0480c8f26fde5a429da59b3979597177' 
  AND (
    token = 'RJd97MmmMzaGEaxPp8+p8DbrL6nJQWARdbwzq2fRmBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )