UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FP3ep7BCKf9wwusMAat3aMpaoIXa6FlIBdeRaBJFmRU=' 
WHERE 
  key_id = 'c3ee0b77c8ddc727fd3b7e5a8df67cac9e4531e2462b58cda2de70c54113123b' 
  AND (
    token = 'FP3ep7BCKf9wwusMAat3aMpaoIXa6FlIBdeRaBJFmRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044