UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zI6ho0ksLVx+PI7i70t0hJZ6I8nrJx79n+mMxPXHqpE=' 
WHERE 
  key_id = '4d50853b8201098d61fba5a8cad3d15aaa0434a25b86969ea9790aa631d607c0' 
  AND (
    token = 'zI6ho0ksLVx+PI7i70t0hJZ6I8nrJx79n+mMxPXHqpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )