UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L43yJp1/kDDzi489c1CTnK2wAViSJBgMVYqb9Ud49Ls=' 
WHERE 
  key_id = 'f849644b2cd587fab631d95ab5545cf9efc4b1d4aafbff136398ff1271a84887' 
  AND (
    token = 'L43yJp1/kDDzi489c1CTnK2wAViSJBgMVYqb9Ud49Ls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )