UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mmnLcAEc7AqHWERSou+xtcPvH2R+LNND3UsbhXyeuG8=' 
WHERE 
  key_id = '266df9ff68f1e25090fc455d2672b24f2f990546e93cafce05538f5084eb2c73' 
  AND (
    token = 'mmnLcAEc7AqHWERSou+xtcPvH2R+LNND3UsbhXyeuG8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )