UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5ETa47QhnsnDRXI15N/fGqzZG48QoF4YVP1E2SN73I=' 
WHERE 
  key_id = '3726107fb65c7fc69780628f53ca828275329b833a2cc06999c59ea722233d86' 
  AND (
    token = 'r5ETa47QhnsnDRXI15N/fGqzZG48QoF4YVP1E2SN73I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )