UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6j6bkkiJSg9uXm7LW1K4xEBQL47p+DufPgmY0lVDGpc=' 
WHERE 
  key_id = '2c57cefbd2b0fbcfae0ba4d1a1a5de0a4d837273f9d766d368954508e59b7ee8' 
  AND (
    token = '6j6bkkiJSg9uXm7LW1K4xEBQL47p+DufPgmY0lVDGpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )