UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zPVkkgTYwsNagSaB4xJn4kHwgGx37jnHX5DmqHIZeSE=' 
WHERE 
  key_id = 'b341ea0684f5cd3c5467c044b041b3b5b1dad8785b96981616686c7de9a94f28' 
  AND (
    token = 'zPVkkgTYwsNagSaB4xJn4kHwgGx37jnHX5DmqHIZeSE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )