UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WEmGbul9sUGrbEvtAKgL8/dpj1Szs5OaAGLHsy67HCU=' 
WHERE 
  key_id = '11984a4f23f5364f98c851f2c4a8816017352d62565898e986f82b1e887d697b' 
  AND (
    token = 'WEmGbul9sUGrbEvtAKgL8/dpj1Szs5OaAGLHsy67HCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )