UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EW1BzLbPFEpGBS5qpDkD0etcT4o1WohWk6oW6oM7RUE=' 
WHERE 
  key_id = '4c9ef0690396a4084eab4a644a6252e0a73b4081dc6d78a9de92ef8279d87a0c' 
  AND (
    token = 'EW1BzLbPFEpGBS5qpDkD0etcT4o1WohWk6oW6oM7RUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )