UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iaFu0PWvt4tUx3jmhvgfSz2TXmIdUIQPgW3AbhfJtRM=' 
WHERE 
  key_id = 'e3b6028813224400ed7781c2207d09fb9ca41d28635ed8b449c57bc5c2b1006d' 
  AND (
    token = 'iaFu0PWvt4tUx3jmhvgfSz2TXmIdUIQPgW3AbhfJtRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )