UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fk/FdZgYrzWexcp5s/29+sFwpHsJMjQbsrmJWwhHbso=' 
WHERE 
  key_id = '6bcdc7b3bdbca610781541bbffd958a5f9f256592e47602188250e41cb7fd445' 
  AND (
    token = 'fk/FdZgYrzWexcp5s/29+sFwpHsJMjQbsrmJWwhHbso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )