UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iEpiu7D0oRzEKp1dSujiWct6cYVILuSbnX1AFvT77K0=' 
WHERE 
  key_id = '1817df8395dbeafdc0277699e42bf9972a05844cd1a6c2b6e4eac9c212af1b94' 
  AND (
    token = 'iEpiu7D0oRzEKp1dSujiWct6cYVILuSbnX1AFvT77K0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )