UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCA95G4jkeIt03/guOTEGj+KCxyMR/KbH0X8VSn6g+k=' 
WHERE 
  key_id = 'b2835fca6eb61585263d9a73f02c738de20a38a6bceb7c4957e6953df18e70c4' 
  AND (
    token = 'MCA95G4jkeIt03/guOTEGj+KCxyMR/KbH0X8VSn6g+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )