UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x0PjRh9/nkgxJV8ncBAQ/Vx2aqW9LrjzHyzrJUPScE4=' 
WHERE 
  key_id = '7fc2fbf432609d6eae263fb2b5b29cc76eac3708caa1370c229d2f25771da900' 
  AND (
    token = 'x0PjRh9/nkgxJV8ncBAQ/Vx2aqW9LrjzHyzrJUPScE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )