UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/BRDZSY8SX9QWusWCzTq6cFG9N5w/dhAe1G0p5W1UbM=' 
WHERE 
  key_id = 'b0fd4f2dcba5555e23016d00904ae9bdbd53402004929a724f508cda96c681da' 
  AND (
    token = '/BRDZSY8SX9QWusWCzTq6cFG9N5w/dhAe1G0p5W1UbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )