UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Luk9/Cjn55gTvo2gbHi72kdpYU1fKKWwkFDUiS8KzE8=' 
WHERE 
  key_id = '7295a95e5cb20d85a02080feb8012a90d337e2d0c1c41946a1390d335444149a' 
  AND (
    token = 'Luk9/Cjn55gTvo2gbHi72kdpYU1fKKWwkFDUiS8KzE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )