UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MzQgLiL1Hh4wscK8HWDX8RtIsMHVK20SduJmiW+LQqE=' 
WHERE 
  key_id = '6e780353391cd050e25318aebdf94fbdf911948d36b4d15937bf7a04e445df42' 
  AND (
    token = 'MzQgLiL1Hh4wscK8HWDX8RtIsMHVK20SduJmiW+LQqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )