UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zm4cxpt5KKt0+fMDUtlyTGhMw1MIGm0tbJ8NCRDtd/U=' 
WHERE 
  key_id = '1b40a4d8ef9976d2d3270647880092b5cdf7d6c191b9967acc86239979b08805' 
  AND (
    token = 'zm4cxpt5KKt0+fMDUtlyTGhMw1MIGm0tbJ8NCRDtd/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )