UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5FKH4djOora5RYhYg41vc8UW3yVOE7A1EieKQf7H8To=' 
WHERE 
  key_id = '5bb35103c118c6253758aa8496a501e40ec51bc10ad91e5b55028dcc91bd07c7' 
  AND (
    token = '5FKH4djOora5RYhYg41vc8UW3yVOE7A1EieKQf7H8To=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )