UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/4zshXWI+j+3OBd52QsN0Xt2cSvmSEe72fPdaJe+H/k=' 
WHERE 
  key_id = '4e72bd41fbda204db43c72e44c6ae706be8aa6ea47f52e8ea2ffea2871bc9c43' 
  AND (
    token = '/4zshXWI+j+3OBd52QsN0Xt2cSvmSEe72fPdaJe+H/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )