UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UHeX5o0jEFAu75SyiVdLVXBN/DW4TfZbIsbTGrHFNqo=' 
WHERE 
  key_id = '55a94f1ae4d6680b303f6c40b47a06ef9138fa8d28451ed813b2635660d99e13' 
  AND (
    token = 'UHeX5o0jEFAu75SyiVdLVXBN/DW4TfZbIsbTGrHFNqo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )