UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'URBS8C30OeRZjUVfCcZSy0etBo2dZur3R5ef0pf90rY=' 
WHERE 
  key_id = 'd64644514449c477302ae99cf11484c802eef612fa642a09f866b09d55a80e78' 
  AND (
    token = 'URBS8C30OeRZjUVfCcZSy0etBo2dZur3R5ef0pf90rY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027