UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rn/4xNFWDXmlstCKelcGI6W0CxcknjUSL0Jqo6og7zE=' 
WHERE 
  key_id = '158577e6356c5955ff107d1ffe444bb134157686470a0ff6c3d478e7acadf069' 
  AND (
    token = 'Rn/4xNFWDXmlstCKelcGI6W0CxcknjUSL0Jqo6og7zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )