UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rCaqyN/0wXSaS71tyjYtO3su/SCxSNhldmUB0UFB6to=' 
WHERE 
  key_id = '3e8f736cb778221d52fd1febe00249ef1d5d0978cfad99cdf42439b855a5e799' 
  AND (
    token = 'rCaqyN/0wXSaS71tyjYtO3su/SCxSNhldmUB0UFB6to=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )