UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KN2Zzv6qu/WtGQsd3qeASLlZ9s0Rx7TLmeVG5WvUvKg=' 
WHERE 
  key_id = 'a6a57abffec0d33484d58a539da88e1eed31569eb0c38ecf9815ae5717401912' 
  AND (
    token = 'KN2Zzv6qu/WtGQsd3qeASLlZ9s0Rx7TLmeVG5WvUvKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )