UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a94wMpqTaVQ45cmh6m6NIS3pJcbmWU2KeXNxBrJRDzQ=' 
WHERE 
  key_id = '18f6f56c55bbce8e410237339b00a4f55ba8efbd738ca353c3a945ad7926c07a' 
  AND (
    token = 'a94wMpqTaVQ45cmh6m6NIS3pJcbmWU2KeXNxBrJRDzQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )