UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nMebzuYgpkr79T0rCvmgBddsN0Gn+sL/SLsiapu7VSk=' 
WHERE 
  key_id = '56c8bd25b4741c136e90ce36b63a0655ae3172e2a897666fcb73acbd73e85493' 
  AND (
    token = 'nMebzuYgpkr79T0rCvmgBddsN0Gn+sL/SLsiapu7VSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )