UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rqd4Ki4RnaUIoyktlFtlJ/49/XLbh8Vf7T1PCLf7/d8=' 
WHERE 
  key_id = '75ab3fba74bc98e03f8cc522501e84abf845c88c4fb299518abad1982f7090b6' 
  AND (
    token = 'Rqd4Ki4RnaUIoyktlFtlJ/49/XLbh8Vf7T1PCLf7/d8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )