UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4OCfk3qqUtp44xEvr9mUCO1lcnBHQ9xK6Ss523VTFs=' 
WHERE 
  key_id = '0c1766b76e451b3935c364c252d3ec511f5861d3bf18b8961ed89945de3556d4' 
  AND (
    token = 'a4OCfk3qqUtp44xEvr9mUCO1lcnBHQ9xK6Ss523VTFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )