UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4r5VSE00Q93hE2J4YPVrWvyb4WmTcgpda0PfkEgjS6s=' 
WHERE 
  key_id = 'c4858e5deebcb5e69226160903434abeb02d62846382caccca1f5b65df997160' 
  AND (
    token = '4r5VSE00Q93hE2J4YPVrWvyb4WmTcgpda0PfkEgjS6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )