UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kxlczETcHfwvn/uoEMqnpA3LYNG1aSvncwZeDXQHOAk=' 
WHERE 
  key_id = 'c488bf1b0b1762290604e952d930a5a72ed7e1430120763844217fcac12e0f3d' 
  AND (
    token = 'kxlczETcHfwvn/uoEMqnpA3LYNG1aSvncwZeDXQHOAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )