UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zA44MQeWuyo5df3Dg2+0wsgTJdRoGqdrJraedclbSkI=' 
WHERE 
  key_id = '6e30583256acbdad2d4e7d54ae753f44be8eb88037cf6fbe40efe628bac240b9' 
  AND (
    token = 'zA44MQeWuyo5df3Dg2+0wsgTJdRoGqdrJraedclbSkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )