UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R97La2pEN/W8aAEexiYR0nQ3Ufc/omCbKElkQvz7zE4=' 
WHERE 
  key_id = '75fd78d0b58cfe628f5dfb287789533bf67f4da40486e1d97ac78e780043e28b' 
  AND (
    token = 'R97La2pEN/W8aAEexiYR0nQ3Ufc/omCbKElkQvz7zE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )