UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XQ+2AiO0Wevl45ku50ycM14nPXm/VkjPeCLBLepXoAo=' 
WHERE 
  key_id = '576f8f1b5f1a306a581a3e9f3b71d9499c9aec6e6553d5fd31964bc1ca612496' 
  AND (
    token = 'XQ+2AiO0Wevl45ku50ycM14nPXm/VkjPeCLBLepXoAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )