UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zrAwW18pn1DjoN8UO55eN0bTE7S0sBiZeVWy881yY8Q=' 
WHERE 
  key_id = '7eef5363171ca12bd595196aeb537c14274e088dbb91952b9da38530afb999a2' 
  AND (
    token = 'zrAwW18pn1DjoN8UO55eN0bTE7S0sBiZeVWy881yY8Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )