UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GI0nqqrTh91lBpuKlatcL3Dn81OjGFdcbj+YyPczkQw=' 
WHERE 
  key_id = 'c6a87a2650ba8ff27a60728f255c155ff743780d12de09718d7373cd9224df28' 
  AND (
    token = 'GI0nqqrTh91lBpuKlatcL3Dn81OjGFdcbj+YyPczkQw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )