UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rLm+ZjgMcZWG0eaJcg5ebQHk1Vr0n3/q2sZ7SK9cJRY=' 
WHERE 
  key_id = 'f8ee994dbf7dd20c0ab1dd60f29352f4f21c2750a5e1b30d90227c25dced428f' 
  AND (
    token = 'rLm+ZjgMcZWG0eaJcg5ebQHk1Vr0n3/q2sZ7SK9cJRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )