UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KGcMJ9vhvcSu6dk4Zdb/gv3p8/zUdkUlINEgXFeQ/Mk=' 
WHERE 
  key_id = '41f5d4c02f43c0b52d7694f6b4239220015a542e4c49da7d8dbd4d0f3b975316' 
  AND (
    token = 'KGcMJ9vhvcSu6dk4Zdb/gv3p8/zUdkUlINEgXFeQ/Mk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )