UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ezxbQyTQJOFV98vqbGQybGgk0fX6qaWUp5G0N1gyppI=' 
WHERE 
  key_id = '23d6a50682ad92ac134664d1db1d1d02d4b675397d6d5a09e653e469523cfc76' 
  AND (
    token = 'ezxbQyTQJOFV98vqbGQybGgk0fX6qaWUp5G0N1gyppI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )