UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IA2EendDcfJuVKThLwVw3W5afkhlL8mVa8HUtCfGhYA=' 
WHERE 
  key_id = '95a91bfbde2ff2b17b5957c040d2fba4217f856c2eb2051a9424168823b202e8' 
  AND (
    token = 'IA2EendDcfJuVKThLwVw3W5afkhlL8mVa8HUtCfGhYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037