UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YKS2XsNRnhOC3wgh0qJYnv6pVhG6XzviQqtwj7G1Yd0=' 
WHERE 
  key_id = '9b358080b8647cec518b8882e7d9233018d277183031203db9b0055e79a11fd2' 
  AND (
    token = 'YKS2XsNRnhOC3wgh0qJYnv6pVhG6XzviQqtwj7G1Yd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )