UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tTotLW77XIYq75bv3guEh3Xd06u7lDmDegA/VFIPOSI=' 
WHERE 
  key_id = '68c6f038d24349c29fa2b28f52c840518188554d47a830111d00d8fd0cb3843c' 
  AND (
    token = 'tTotLW77XIYq75bv3guEh3Xd06u7lDmDegA/VFIPOSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )