UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Izkz5X/SCBoW2TOqEf1VYtVpgWFRQC0SQlEBOW84gU8=' 
WHERE 
  key_id = '15d3d243e131cd287d75cb93723b09eb7c463533c8df31281f1a2251db35e10e' 
  AND (
    token = 'Izkz5X/SCBoW2TOqEf1VYtVpgWFRQC0SQlEBOW84gU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )