UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c56HQeQk4piWjyW+H4BIppdOvosekZybBxXA6He8VPY=' 
WHERE 
  key_id = 'bdd75aa16c131848c2afae2d00b4597c2f8f63dce78e79853516d65fac0a9537' 
  AND (
    token = 'c56HQeQk4piWjyW+H4BIppdOvosekZybBxXA6He8VPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )