UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x8uVL56JTgY9z20o/KheHg6EFhFYhAIYDaW2RjnuNaA=' 
WHERE 
  key_id = '39cb8a68cc8209f510c42601b9eeb3a5242323e75f3a66b34c1ef39ed79fd7b5' 
  AND (
    token = 'x8uVL56JTgY9z20o/KheHg6EFhFYhAIYDaW2RjnuNaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )