UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9zEmX3fHSyqiUgyNk40si1qVQLMQTO3Ysc5i3IpQD+o=' 
WHERE 
  key_id = 'a8e271c32a822a964676880b32057b4887ead7350f80f3ad82781f74d9857b1c' 
  AND (
    token = '9zEmX3fHSyqiUgyNk40si1qVQLMQTO3Ysc5i3IpQD+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )