UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HvsiwQcMA05GNzZ6iCX9+YIm1XAhle6MXMI9EXdlMGE=' 
WHERE 
  key_id = '68d8747f4230a97f45c656860d39e02be5c79cd80812285c353f10a3f2bdf1e5' 
  AND (
    token = 'HvsiwQcMA05GNzZ6iCX9+YIm1XAhle6MXMI9EXdlMGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )