UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6cPw7PWwqbykaoeVQPxBLem9Nl3xeI/Ze3B4R13UPI=' 
WHERE 
  key_id = '16e4852e9e132c57713fbad788707922291dd0dd29a33a15776b1459b6801f7b' 
  AND (
    token = 'q6cPw7PWwqbykaoeVQPxBLem9Nl3xeI/Ze3B4R13UPI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )