UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6Dz+lVkKnt6chpoEF6kqIQqdL/xoInKEhJwvDgkrVo=' 
WHERE 
  key_id = 'fe3e4615f0f390227cf4c7335a00655257a29d2816f6694da65136da7e82c04b' 
  AND (
    token = 'L6Dz+lVkKnt6chpoEF6kqIQqdL/xoInKEhJwvDgkrVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )