UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K7aNb2WYJCEXD9zqkQqeuXJ9bPzZeDkyXTFqLkgRyRA=' 
WHERE 
  key_id = '27bcfc52972f40eeca818f456aee248d1ce40766883295271fae4292f1aef4eb' 
  AND (
    token = 'K7aNb2WYJCEXD9zqkQqeuXJ9bPzZeDkyXTFqLkgRyRA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )