UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PplM0r5+cOS158j2a0T0CmI/Kjge2X9InlYIhatDHDk=' 
WHERE 
  key_id = 'c4ca2444c96215f55712ba522de21a13a7a6d89bbce6d3b86f4893fbb6431c98' 
  AND (
    token = 'PplM0r5+cOS158j2a0T0CmI/Kjge2X9InlYIhatDHDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )