UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tKDKr7w5+2jh3JoVOL/7pU7hr0/VOKZYOY5f8/XDeFM=' 
WHERE 
  key_id = '4a2be5987c2cff458478b11693e8ca81b2308f0ff856fa9d0186e720cbdf4790' 
  AND (
    token = 'tKDKr7w5+2jh3JoVOL/7pU7hr0/VOKZYOY5f8/XDeFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030