UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xOUiVV2puCu4NJDWqZtinG2dIgm7w2r9MmqkcVxIhiQ=' 
WHERE 
  key_id = '53eb02eecf85d362e536d41424bc931af0a5e124b9fe53fde2d2f67938847561' 
  AND (
    token = 'xOUiVV2puCu4NJDWqZtinG2dIgm7w2r9MmqkcVxIhiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )