UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xdk8vyNsIqBWzcvaD4aovclnmjVqom4xbkBUguX7VbI=' 
WHERE 
  key_id = '8c8825f413985651cf9ff47bdb94fd0abf4776cdb3b1555f6b0cccb0173e5086' 
  AND (
    token = 'xdk8vyNsIqBWzcvaD4aovclnmjVqom4xbkBUguX7VbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )