UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mr5GtvAAD68dIZN+dOpqdyp4QMy8PJax0YV+gk8F+8k=' 
WHERE 
  key_id = '7c52d662718302e37880ef7812a4e4c73642826a5d0450734e582a1b76f5228d' 
  AND (
    token = 'Mr5GtvAAD68dIZN+dOpqdyp4QMy8PJax0YV+gk8F+8k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )