UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8zBu2byjmtkg561oSNJNdjnEmHJ7OGP/JocZrkQFHZk=' 
WHERE 
  key_id = '7dde92594f136265fe38586368ef481d0982b5010eecaa148cff15af592bbf8c' 
  AND (
    token = '8zBu2byjmtkg561oSNJNdjnEmHJ7OGP/JocZrkQFHZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )