UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2uOhWRaTIxjHlevOTM71rhl7OKgDi8cRxEAucWad2Qc=' 
WHERE 
  key_id = '4d93a83468e601a2870e455dcef759e5584e8c3f3c639609078a36cf021300cf' 
  AND (
    token = '2uOhWRaTIxjHlevOTM71rhl7OKgDi8cRxEAucWad2Qc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )