UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21liBczYClLII5WSllEqtkfjhOSni8aU3PsZLsBOkBA=' 
WHERE 
  key_id = '0544ebf16ee8847d0a435e675f52d028f5e10de6c80fad2675d86f1a33eff5a8' 
  AND (
    token = '21liBczYClLII5WSllEqtkfjhOSni8aU3PsZLsBOkBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )