UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CJsV5tayd2fA+5HAkEXQnjlWDUkkamdCEt0B8VznejY=' 
WHERE 
  key_id = 'a97e21f79517fad4bb6a224bce8c904305bb2042a497accab722dc30b869a97e' 
  AND (
    token = 'CJsV5tayd2fA+5HAkEXQnjlWDUkkamdCEt0B8VznejY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )