UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tibkI/6SCJso6KcY/SWMAdzzy13PYOtoae9fOn+3zLA=' 
WHERE 
  key_id = 'f28bdc3376d4756180937955ef36d6ef3639f2af32742d36d86e258b1e1c6840' 
  AND (
    token = 'tibkI/6SCJso6KcY/SWMAdzzy13PYOtoae9fOn+3zLA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )