UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zHwX9Su/CaYGcPl9v8TdlhXudbp3FJaSHTtRd1l4rOQ=' 
WHERE 
  key_id = '8740438699411738d42dbb7589032709e2ff4c225420654be85f659a617933d9' 
  AND (
    token = 'zHwX9Su/CaYGcPl9v8TdlhXudbp3FJaSHTtRd1l4rOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )