UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mn1UHYDAneve/eAjJdu9TWKXt3ISKoYrZmfhjy0M4Is=' 
WHERE 
  key_id = 'db1139876c48dcc71c56b49017316514db87aa37653d17547364160498c855a6' 
  AND (
    token = 'mn1UHYDAneve/eAjJdu9TWKXt3ISKoYrZmfhjy0M4Is=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )