UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'hY4bvCbOWsqoWOKq57MXZ73RH/cTCKD41qQR7k3eU/c=' 
WHERE 
  key_id = 'b99639d17b61fdb0436b40a0be9e1ef4564b4b4d18eac93c1f4061e6c5b96f69' 
  AND (
    token = 'hY4bvCbOWsqoWOKq57MXZ73RH/cTCKD41qQR7k3eU/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )