UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4tE/l/Ldtr+fYhSzf6Yu9ec/zGqToQX/5tGkE84SHMo=' 
WHERE 
  key_id = '4ebafbd87e5871cb16f5830b0778bed444e1bac4e7415cd7618b0f7d1c21fef5' 
  AND (
    token = '4tE/l/Ldtr+fYhSzf6Yu9ec/zGqToQX/5tGkE84SHMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )