UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/PL3MmGFUWPpGdwzZrb4BJtCBrfadvURjVFbkAcIiRg=' 
WHERE 
  key_id = '829026fc9fc046be276f9cae6ee958389e2d7ba2a93de081ca24ba98783157f5' 
  AND (
    token = '/PL3MmGFUWPpGdwzZrb4BJtCBrfadvURjVFbkAcIiRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )