UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1D5UVeqWGeEt5XwSZI6O1WtsUWaSCe3C6g5vTNimkRs=' 
WHERE 
  key_id = '83c6d66d50fba1b2589e425af413f7b9e96110f237dc9dbcc7b7ec71ef7a173b' 
  AND (
    token = '1D5UVeqWGeEt5XwSZI6O1WtsUWaSCe3C6g5vTNimkRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )