UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PEXMxX00iVM3H6voKwnZmAYj6r4M1bbh30D02xE8z8M=' 
WHERE 
  key_id = 'e8aa829a7adcb1f8e6331fa7fb45d23d66245bbabb44c26fde805824c4e1f2b0' 
  AND (
    token = 'PEXMxX00iVM3H6voKwnZmAYj6r4M1bbh30D02xE8z8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )