UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TgtqiDicOeqm9kOhVSZzi+s6fS83QtfZXNs9lJK8nxw=' 
WHERE 
  key_id = '516818d39baa9cf92b2049af62deb14f6b5a07e0a65aff7197c3e46a9021eed6' 
  AND (
    token = 'TgtqiDicOeqm9kOhVSZzi+s6fS83QtfZXNs9lJK8nxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )