UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q8ChfdS+GsLisdAa8jJYJ/5qaV6ETlp9m4MErV/PBA4=' 
WHERE 
  key_id = 'edb3fb0569f1cc567168bae93ef1c4cbed51e747042ce0eee4b44cb95ffc59bb' 
  AND (
    token = 'q8ChfdS+GsLisdAa8jJYJ/5qaV6ETlp9m4MErV/PBA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00073