UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kBfZmqsQfaAKsmiu2kssad+3a41QkWsltrRH5BJhCX0=' 
WHERE 
  key_id = '394b8383fc3726887f7213f9bf52915c0c44d39201acef893cc0536d5a8ae685' 
  AND (
    token = 'kBfZmqsQfaAKsmiu2kssad+3a41QkWsltrRH5BJhCX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )