UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OQzDB9pmd3H3EjXW5O+CaDAzs+yUlXoEWlqJSSBVniY=' 
WHERE 
  key_id = '75e6975dba97750a54d02a8986de2fb135cfb0c06683a78942d7dc334c3a50e1' 
  AND (
    token = 'OQzDB9pmd3H3EjXW5O+CaDAzs+yUlXoEWlqJSSBVniY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )