UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VlxOho8Pvx3Cp2OKT5nEGY9/ERFk4ATZOs3GPHD+ims=' 
WHERE 
  key_id = 'fe53dc153c32324277cf3d3a16c2e002bb55689cc20c9def02edf434ba3e27ce' 
  AND (
    token = 'VlxOho8Pvx3Cp2OKT5nEGY9/ERFk4ATZOs3GPHD+ims=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030