UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNJ8a6nvel6hM/2zEDfhNKg3avYTo+8ybWm1+ha9mRU=' 
WHERE 
  key_id = '4f0d48595c8669390e55c92ea2d5f1d57ce3f4b95bf696711f27dcbde3d3f02b' 
  AND (
    token = 'QNJ8a6nvel6hM/2zEDfhNKg3avYTo+8ybWm1+ha9mRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )