UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'skxYy6L2kCEjk6euOU+BN5bIKLnU0EHDOy8gN4dOptw=' 
WHERE 
  key_id = 'e1376ad347cb14d97299af3268b0b75d39794961c9def9214e7712ae2b7b9af4' 
  AND (
    token = 'skxYy6L2kCEjk6euOU+BN5bIKLnU0EHDOy8gN4dOptw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )