UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S8xFTnwbZnTGJGVZzy2CCQwBuGeqnev05ndsqACKnrk=' 
WHERE 
  key_id = 'f3c8fe98a1872cf6e5740a1f6961818f1454e01e1e91e461766d1f1c021d8f97' 
  AND (
    token = 'S8xFTnwbZnTGJGVZzy2CCQwBuGeqnev05ndsqACKnrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )