UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Crb2/CAaWr9Myfv04+kN44qJcBnZK4YH3an7oqIHmgU=' 
WHERE 
  key_id = '20f3768bf4337b477b9c6d0e40453396ecccadaabe59fe712017350302ac5965' 
  AND (
    token = 'Crb2/CAaWr9Myfv04+kN44qJcBnZK4YH3an7oqIHmgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )