UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '49LetKary456n7Bt0OS7lVdoI6NXl2JtAcxtKA0OQvo=' 
WHERE 
  key_id = 'fcd50b27e74e1958902fe146349205771a4ba71223b617881476661cd4058305' 
  AND (
    token = '49LetKary456n7Bt0OS7lVdoI6NXl2JtAcxtKA0OQvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )