UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50gMeYXBycdX6Y8mjSxgiFRb52PzlVyq85f7oju6jt8=' 
WHERE 
  key_id = '212da8ba98294da94a522ac4be8725ffa1303df1f7bab49707233077c8c89730' 
  AND (
    token = '50gMeYXBycdX6Y8mjSxgiFRb52PzlVyq85f7oju6jt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )