UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uXzJZzo2iwghn518E76dybAz8eZ1Qm9UHdm9M2UOnRE=' 
WHERE 
  key_id = 'c1a75afa96141a05a459293bdb0a65e173f3786639eb580cf7658b9955ef4838' 
  AND (
    token = 'uXzJZzo2iwghn518E76dybAz8eZ1Qm9UHdm9M2UOnRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )