UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5HEzJbaM9Q7n76qKmvoOxNVY2fkXUe/5L0a1qA7LiXE=' 
WHERE 
  key_id = '5a0355da85bba704f33984f7f0fb2cb4d879e4d19c94b4f5f4f8e55460a208b2' 
  AND (
    token = '5HEzJbaM9Q7n76qKmvoOxNVY2fkXUe/5L0a1qA7LiXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033