UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mMIEgRT7nWvns/IUMyOmxX2DqZcUdgljZOEjqGuFZNE=' 
WHERE 
  key_id = 'b524f1fac1cf5ea29515be114cca777829472b387e1a2e6a9ef6947a42747081' 
  AND (
    token = 'mMIEgRT7nWvns/IUMyOmxX2DqZcUdgljZOEjqGuFZNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )