UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uC/PHmjwrig9vL2H9QPFrJVowHFEUosXbV7UiTWMZ58=' 
WHERE 
  key_id = 'a248ec10f860a29cab77d26d46a27748b79ecc31c335a8cc5de8471a3e286881' 
  AND (
    token = 'uC/PHmjwrig9vL2H9QPFrJVowHFEUosXbV7UiTWMZ58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )