UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZAu7L12OUGltkdQ6e/T1sAWJvKiutLSVxxsYzxxs5tI=' 
WHERE 
  key_id = '27f40aeb402e45f84577975d8fcbb45616d80643de84252ee74545c6af626664' 
  AND (
    token = 'ZAu7L12OUGltkdQ6e/T1sAWJvKiutLSVxxsYzxxs5tI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )