UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0+NrmnQVG0u0G8QrmzVaBxmBqis8nFrX/H4cCC47BGc=' 
WHERE 
  key_id = '523521acea5e246424464c92cd8481ab103757ad047505f77169970342bdce8f' 
  AND (
    token = '0+NrmnQVG0u0G8QrmzVaBxmBqis8nFrX/H4cCC47BGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )