UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5iFhOJCsiWpBW1IeMTPFArMjRMPgh8OWI49dHzptdw=' 
WHERE 
  key_id = '391a45751e69f87949b663bd1d5cab2e7ee608e672f0aee24cbaaaaa8e25b7fd' 
  AND (
    token = 'n5iFhOJCsiWpBW1IeMTPFArMjRMPgh8OWI49dHzptdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )