UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UWVkI7wkneo49li24VkNIfsQMcwOFwp5asGAQ6rGTLQ=' 
WHERE 
  key_id = '0e4a7b3f6fae6779400e8778acfdf8f21fa473185a48e09e96c0884650130683' 
  AND (
    token = 'UWVkI7wkneo49li24VkNIfsQMcwOFwp5asGAQ6rGTLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )