UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RGSI+I9H+3aH5kC4VOQdiKSwMcGCTvUUCnBcuRRDcjo=' 
WHERE 
  key_id = '6125620da6509fb13223b92ae15b226aa7a2708fe1e0431f4bff906fa9274336' 
  AND (
    token = 'RGSI+I9H+3aH5kC4VOQdiKSwMcGCTvUUCnBcuRRDcjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )