UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o55XSmlZsP/OFVBOVPghqqo1HcggtvkUN0p9EblzQz4=' 
WHERE 
  key_id = '5551090b315a0c455175dccaddcfe598c780297094fcf6782594b586a310660c' 
  AND (
    token = 'o55XSmlZsP/OFVBOVPghqqo1HcggtvkUN0p9EblzQz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )