UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BqSiYdgHNj4S4STIgLlJ4CzVpINC02NtQoJmx3UhCPs=' 
WHERE 
  key_id = '4a2b4bff9dd69d387625a2587b3c8805d9a3ea4f0114e450a0b71ea808c7ad31' 
  AND (
    token = 'BqSiYdgHNj4S4STIgLlJ4CzVpINC02NtQoJmx3UhCPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )