UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tGO/pAFuYTj7Ao5z0r16b15cIwVYGBEsl6SgP0IL+48=' 
WHERE 
  key_id = 'b2c19578775d12e0cb2d2544e75fde9d91fdbbb65fbdf256e36c1a17c5991087' 
  AND (
    token = 'tGO/pAFuYTj7Ao5z0r16b15cIwVYGBEsl6SgP0IL+48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )