UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xqM+0y65HBvGlYRBX7z/aWW743U1GURjJd0wqImYbfE=' 
WHERE 
  key_id = 'b3638db5bf991e1618834b27d5b101de394e113f972b1c113bd913e12333c838' 
  AND (
    token = 'xqM+0y65HBvGlYRBX7z/aWW743U1GURjJd0wqImYbfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )