UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f5g56z8dqSRJ/jw+wKwdSg1Ri8tMl41kHhiVkTc6bQ4=' 
WHERE 
  key_id = '45b53113a6c7f3f269881db74c8eef004130aa840e558dcd0d6450268fe6f660' 
  AND (
    token = 'f5g56z8dqSRJ/jw+wKwdSg1Ri8tMl41kHhiVkTc6bQ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )