UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ys/4LeWwUu8rQcU7Ta1ufQCfHGTpBKQcWIqBNJv/xeA=' 
WHERE 
  key_id = 'cebd6cec529199c166513ed03b8e7c04c972b0840ff04510df690187651718de' 
  AND (
    token = 'Ys/4LeWwUu8rQcU7Ta1ufQCfHGTpBKQcWIqBNJv/xeA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )