UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSEPsAaynXYhvDYTrSTPy26M3bkZvP9WlKsNqTVjt5g=' 
WHERE 
  key_id = 'c8f249cdc86a2c3dd847053545806736783a5d937a89739221efc278040fa584' 
  AND (
    token = 'MSEPsAaynXYhvDYTrSTPy26M3bkZvP9WlKsNqTVjt5g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )