UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PttuZbYBWei8fvDmuiNJvIwMIwRgTcdUAhLicndC/wE=' 
WHERE 
  key_id = '784a0cdb6543313eebce14ecf45ae745d57990ce6be07378d5bd83d9d3401caa' 
  AND (
    token = 'PttuZbYBWei8fvDmuiNJvIwMIwRgTcdUAhLicndC/wE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )