UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DME5+4ucOcDHEZ6IwcX2vOYTfiL75nB5Mcflnufoyvs=' 
WHERE 
  key_id = '48d38a961427c7f7dd7a3da9d7f7205ebb6e90d3e904013d4278c4ee3c9ea9f3' 
  AND (
    token = 'DME5+4ucOcDHEZ6IwcX2vOYTfiL75nB5Mcflnufoyvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )