UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z6ojKYf5XQ/7cOJkhJme77UEMgHgjbT8x6oJf5v2wjM=' 
WHERE 
  key_id = '4b608894c659536aefbc12e3df34e2738d5e8da58b510400bfff6b3b82fbc4f5' 
  AND (
    token = 'z6ojKYf5XQ/7cOJkhJme77UEMgHgjbT8x6oJf5v2wjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )