UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aQgCcgQu17ilLe6hRovEp1SYwp3vBS2ur/Sa1WOnKJ4=' 
WHERE 
  key_id = '2868cfae6364deaa72ad8ea1754fb031a75b45d90b37b54fb1db0881eb179b65' 
  AND (
    token = 'aQgCcgQu17ilLe6hRovEp1SYwp3vBS2ur/Sa1WOnKJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )