UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YMNm2IIp6GaI8F23JL+ykWVcGf3kk9wiDiiTsMF1Zsc=' 
WHERE 
  key_id = '2c95d90975814386d65bb5032025cfb85b52c906687a387de6a63eb655c4998c' 
  AND (
    token = 'YMNm2IIp6GaI8F23JL+ykWVcGf3kk9wiDiiTsMF1Zsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )