UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ybcQsQXgowRURUDwq3ppIVmln3vshWEeDs+Q/WRcmpk=' 
WHERE 
  key_id = '4d6812568585bcd4b64f0221126a50164bcfd2c54191448d7b0b1caaa2012d24' 
  AND (
    token = 'ybcQsQXgowRURUDwq3ppIVmln3vshWEeDs+Q/WRcmpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )