UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SBhIh5v2ZQTmkapH+vTfrX78GBm9F98nm8GVVycuuNY=' 
WHERE 
  key_id = '27f785a50efad12fd31f87d9268b8f126b304b509316c3cfdee500a045e68c4f' 
  AND (
    token = 'SBhIh5v2ZQTmkapH+vTfrX78GBm9F98nm8GVVycuuNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )