UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mNl7QWu3yXDATvm2A4lqntFrNviiwJDpMZIXEwMWMec=' 
WHERE 
  key_id = 'e4c910a0688f712dbd7abf2ce03daac07e35a6b1b611b1d8092def2ddc87460d' 
  AND (
    token = 'mNl7QWu3yXDATvm2A4lqntFrNviiwJDpMZIXEwMWMec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )