UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MeKfcOerdb5SMyssYVwwPUphGfwqTbHc/6ElfwjfKnM=' 
WHERE 
  key_id = '57a0b23665aaca133341af628f6568a21bba440c888bcc3a92c401277d7a8904' 
  AND (
    token = 'MeKfcOerdb5SMyssYVwwPUphGfwqTbHc/6ElfwjfKnM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )