UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+xac5j4xNTM6KpqVv7LZTycpeZa+CxhSli1LB70BpQ=' 
WHERE 
  key_id = '3b65fddf6b62f7a497bd6b9986233286efb6dfff5a68bd6943f1a824869e7829' 
  AND (
    token = 'U+xac5j4xNTM6KpqVv7LZTycpeZa+CxhSli1LB70BpQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )