UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b1ymgySbjfOlQYCYBrGTCENnrvMLyUu2YZgSEusBZVs=' 
WHERE 
  key_id = '9471c33ec36a64a585081ef4c3dc3a200d56a025bb4d3ecdb595188d3a699818' 
  AND (
    token = 'b1ymgySbjfOlQYCYBrGTCENnrvMLyUu2YZgSEusBZVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )