UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BQKsNkOqM4TeEE6A2Q7tvtpzJcEJsvy87yK7+Al8J6I=' 
WHERE 
  key_id = '8e2d907cf7ec6744b76b8f30d4b014812ef597e328eac7d1de65d846744e31f2' 
  AND (
    token = 'BQKsNkOqM4TeEE6A2Q7tvtpzJcEJsvy87yK7+Al8J6I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )