UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P1ILFMD112AVyrJJYCEC1LtPe3aZ5WpcL4TlHwTEjFs=' 
WHERE 
  key_id = 'c96c7ca847844fe2ac458e27da6140149fd9b4e03718838e66a2fb0ebba3a157' 
  AND (
    token = 'P1ILFMD112AVyrJJYCEC1LtPe3aZ5WpcL4TlHwTEjFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034