UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SSg3o734XxgZ7fk7wnfYlsodCGivv6KnIRQy0cUMfvc=' 
WHERE 
  key_id = 'a5ac3c9353080553da827b1c284c3b007c4a52444d3852316602257a6e157731' 
  AND (
    token = 'SSg3o734XxgZ7fk7wnfYlsodCGivv6KnIRQy0cUMfvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )