UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eTvl5naS3NZk4uGLYSuy//5RvkrRM16ritccGP96WKY=' 
WHERE 
  key_id = '1f20bd54cdc79f631bd3ccdd53ef2b4c11acd38d3ecc282b3b3b550ca7b0e1a9' 
  AND (
    token = 'eTvl5naS3NZk4uGLYSuy//5RvkrRM16ritccGP96WKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )