UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KD71omd0P2TUfBW4e7kbG0d1BekG6pZDC3hl7DPDYPQ=' 
WHERE 
  key_id = '27be2b48c6a3371c8efff0e6bc56633aa962ddf9f224fb8fa83830142768ff05' 
  AND (
    token = 'KD71omd0P2TUfBW4e7kbG0d1BekG6pZDC3hl7DPDYPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )