UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mqcD5YT2Ji6F3pftdrTNJf18kt4gSTmwaby76fvIqmM=' 
WHERE 
  key_id = '5b3415d0206d217ea90fbafec784d025b83b83084246c52b4801222f601e70ef' 
  AND (
    token = 'mqcD5YT2Ji6F3pftdrTNJf18kt4gSTmwaby76fvIqmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )