UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eZx3hTc9EovqORQi0uOfj+yK3BnVf23DE0ExOHAxgr4=' 
WHERE 
  key_id = 'ae6d4d7c30647b377f4f16a30ce7bd0d993ecf1066dd924b8dde3d5143579da1' 
  AND (
    token = 'eZx3hTc9EovqORQi0uOfj+yK3BnVf23DE0ExOHAxgr4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )