UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'aFQ0Ma7fimNEoahsguFRB6BmPv5iwf8Vl7LJmC6wMic=' 
WHERE 
  key_id = 'bb2679d906ef46bf07a784afa4a4393690e8e1d0d3ad9af4054c823e48d2643e' 
  AND (
    token = 'aFQ0Ma7fimNEoahsguFRB6BmPv5iwf8Vl7LJmC6wMic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )