UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YtKa4zuLIw5yaDRLYhA2fiENhd3Z+RkWG3ppj2T/Pjg=' 
WHERE 
  key_id = '8c2ac3bd642c726b2089b25749a401fc1b1e81c2ae1711e15a80736f454fb818' 
  AND (
    token = 'YtKa4zuLIw5yaDRLYhA2fiENhd3Z+RkWG3ppj2T/Pjg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )