UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AvJAAt7qeBTl9o2XjXIz0o2Na7Ft+llMqh9arwsui3s=' 
WHERE 
  key_id = 'ff7879281ed7a34f6b5924ca54b90854ddf82b7c0dd2ed783ab72954501f715e' 
  AND (
    token = 'AvJAAt7qeBTl9o2XjXIz0o2Na7Ft+llMqh9arwsui3s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )