UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G4/SPvy7mDdW6aTtG3+w7+RlQXq4pdh+E9lc/tbjsx8=' 
WHERE 
  key_id = '45854bbe72d2e2fcd59442c52ef8b846d1677418cfb48db1f77e9741e6ee1065' 
  AND (
    token = 'G4/SPvy7mDdW6aTtG3+w7+RlQXq4pdh+E9lc/tbjsx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037