UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Df27RGo3Zy8h+UlksX2/iyGc2SSN810YTeXwOBNMATM=' 
WHERE 
  key_id = '7d3a2475e4d3dcf0ee4c3a86b073e1a173f40641cda84cb21ecde7e9a4d0c0a6' 
  AND (
    token = 'Df27RGo3Zy8h+UlksX2/iyGc2SSN810YTeXwOBNMATM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )