UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWyKENjXvUocts0KjBPQw6JFwCe0nNqTkYAoVGF4btg=' 
WHERE 
  key_id = '79cc0f03ed77d543c890a17eb55baa96fba873648706b0f1ebb4d5b9b52b028f' 
  AND (
    token = 'RWyKENjXvUocts0KjBPQw6JFwCe0nNqTkYAoVGF4btg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )