UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AxdPRZPr4lROCGSvItGjoVL90iEkpLG7nG0tB4IrNbo=' 
WHERE 
  key_id = '703c0bb3284353cfbeb936b37092706bc74fb4662061c5ae55064623012ffe50' 
  AND (
    token = 'AxdPRZPr4lROCGSvItGjoVL90iEkpLG7nG0tB4IrNbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )