UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+gxBiN4um8GR66sDYMzgxTq6EGj+pMXkaDZV4AT2DLA=' 
WHERE 
  key_id = 'e6f16ad86042e710578c79af398578372315af10dd2f45fc6ecf14e1a1634a64' 
  AND (
    token = '+gxBiN4um8GR66sDYMzgxTq6EGj+pMXkaDZV4AT2DLA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )