UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PoJv8bFMk6ep9mfEPYWuZg7tYZsAtdZZ5/E5L43a4mM=' 
WHERE 
  key_id = '2e448267b8d4f605c8a8d94725a11c4c9d32e2c693cfb2f2a9463045c89b1a6e' 
  AND (
    token = 'PoJv8bFMk6ep9mfEPYWuZg7tYZsAtdZZ5/E5L43a4mM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )