UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mke2z9637Z1jObws45nnGOPjGHyvxZdNuz+BNexYWTI=' 
WHERE 
  key_id = '87c5ca320d24c3e7e1e4a0c565c326676d391683e28c54147975b28dc9a593cf' 
  AND (
    token = 'Mke2z9637Z1jObws45nnGOPjGHyvxZdNuz+BNexYWTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )