UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z/8PZO0505KgNnXC1xaKazqm4l0wZTwBXWjDzbVGkP8=' 
WHERE 
  key_id = 'aac6997e92e3cbe2b80d80cb165fcc6aa5e11a5dececfdc3cd6aedaad2413235' 
  AND (
    token = 'z/8PZO0505KgNnXC1xaKazqm4l0wZTwBXWjDzbVGkP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029