UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h/VG0xP3px0KBcbx8R0KtfnsNhcQa2xMKBHf2iUnjho=' 
WHERE 
  key_id = '3628114d862ecb503bda88a266f54af6df68545dce350cca1ea498e2bd57f050' 
  AND (
    token = 'h/VG0xP3px0KBcbx8R0KtfnsNhcQa2xMKBHf2iUnjho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )