UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LZ4tw3sB/O2dmpa/shGSRrm9I/KuTCWjVIIplSSmkxU=' 
WHERE 
  key_id = 'c4a421b30fb5e3b229e340782c52a978e5eed5bac235c5fc341ce4c2737b1ee3' 
  AND (
    token = 'LZ4tw3sB/O2dmpa/shGSRrm9I/KuTCWjVIIplSSmkxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )