UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X4YBrGKCiZnJaDZm8Yr/ajzuxy8BsL0KZbfJGExcELY=' 
WHERE 
  key_id = '056974f31e61fa915f68198a32702b8caceeb07c528b4ac1cfcac7b53e31c3d0' 
  AND (
    token = 'X4YBrGKCiZnJaDZm8Yr/ajzuxy8BsL0KZbfJGExcELY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037