UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '74PGX1AKAaKb1+db3XP0YoCGoh7cVFdjC5vP2G9iSRE=' 
WHERE 
  key_id = '877e14529a058f72a8461bd5da80ee6d137fa18c380072589ec17a4921f538e7' 
  AND (
    token = '74PGX1AKAaKb1+db3XP0YoCGoh7cVFdjC5vP2G9iSRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )