UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHtNxqk2uY6DztnccJsNEAa5WGScoDBCBLTTr41yB0Y=' 
WHERE 
  key_id = 'ac897c7f8a706c459628138babe137ea77139c37d2aca719f38d06905b4dc977' 
  AND (
    token = 'KHtNxqk2uY6DztnccJsNEAa5WGScoDBCBLTTr41yB0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )