UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iKvknc1IMZz427GnpaKfZfgI6jWZYBskIo5+5SDYgEc=' 
WHERE 
  key_id = '81340d7636d956fdba98a8864d0fee74a5b132cbe1f8b1c45dd65114dd5f2d6e' 
  AND (
    token = 'iKvknc1IMZz427GnpaKfZfgI6jWZYBskIo5+5SDYgEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )