UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'az2aEQPacbP7ppFMzS9ra1HsHkmJA7zbURFcvJ6toFA=' 
WHERE 
  key_id = '151afac6c449dcebe40e70e5db9816b0faaca7c6a7703bac9d36991080facc91' 
  AND (
    token = 'az2aEQPacbP7ppFMzS9ra1HsHkmJA7zbURFcvJ6toFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )