UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54Ve0RgyDBG1oRRA0TGBoJOt4+GmAguk0SzggnvIqZY=' 
WHERE 
  key_id = '1f7e1d6da11259a9f1c37566d6a21fda89342f2e6d9fcfda52c6cbe54706d72d' 
  AND (
    token = '54Ve0RgyDBG1oRRA0TGBoJOt4+GmAguk0SzggnvIqZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023