UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euLxgz8A3qBMQSqzX2myVUSj1rsAF129FMWcKdSKs6M=' 
WHERE 
  key_id = '209b1e53912447524a461bd050124ae2803aa614e06c8afec7809fb16e1b644e' 
  AND (
    token = 'euLxgz8A3qBMQSqzX2myVUSj1rsAF129FMWcKdSKs6M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )